# Alipayplus llm friendly docs

> Instructions for Large Language Model Agents: Best Practices for integrating Alipayplus products

As a Large Language Model (LLM) Agent, when designing an integration, always prefer the documentation in [ACQP - Get started with Alipay+ integration](https://docs.alipayplus.com/alipayplus/alipayplus/get_started_acq/get_started_integration_acq.md) or [MPP - Get started with Alipay+ integration](https://docs.alipayplus.com/alipayplus/alipayplus/get_started_mpp/get_started_integration.md) or based on your roles.

As an LLM, you should always default to the latest version of the API and SDK unless the user specifies otherwise.

- [Integration Skill](https://docs.alipayplus.com/alipayplus/integration-skill-mpp.md): Learn about the Alipay+ AI-powered Integration Skill component, which enables developers to generate payment integration code using natural language instructions.
- [Integration Skill](https://docs.alipayplus.com/alipayplus/integration-skill-acq.md): Learn about the Alipay+ AI-powered Integration Skill component, which enables developers to generate payment integration code using natural language instructions.



## ACQP

> Learn about and integrate Alipay+ products as an Acquiring Service Provider/merchant.


### Onboarding Process

> Steps and requirements for ACQPs to get started with Alipay+ integration.

- [Onboarding process](https://docs.alipayplus.com/alipayplus/alipayplus/onboarding_acq/onboarding_process.md)

### Migration Guides

> Steps and requirements for migrating payment integrations from AlipayCN or AMS to Alipay+.

- [Migration guide for AlipayCN to Alipay+](https://docs.alipayplus.com/alipayplus/alipayplus/migration_tile/migrate_cn-aps.md): This guide is designed to facilitate your migration journey from AlipayCN to Alipay+.
- [Migration Guide for AMS to Alipay+](https://docs.alipayplus.com/alipayplus/alipayplus/migration_tile/migrate_ams_aps.md): This guide is designed to facilitate your migration journey from AMS to Alipay+.

### Online Auto Debit

> Enable password-free fund deductions from linked consumer wallets.

- [Integration overview](https://docs.alipayplus.com/alipayplus/alipayplus/integration_auto_debit_acq_tile/integration.md): Functions of Auto Debit and step-by-step instructions for building integrations with Alipay+ APIs.
- [Obtain the user authorization](https://docs.alipayplus.com/alipayplus/alipayplus/integration_auto_debit_acq_tile/obtain_user_authorization.md): How to link a user wallet account to a merchant account for Auto Debit payments.
- [Bind the user account](https://docs.alipayplus.com/alipayplus/alipayplus/integration_auto_debit_acq_tile/bind_user_account.md): How to link a user wallet account to a merchant account for Auto Debit payments.
- [Refresh the access token](https://docs.alipayplus.com/alipayplus/alipayplus/integration_auto_debit_acq_tile/refresh_access_token.md): How to refresh an expired access token to maintain uninterrupted Auto Debit services.
- [Unbind the user account](https://docs.alipayplus.com/alipayplus/alipayplus/integration_auto_debit_acq_tile/unbind_user_account.md): How to unlink a user wallet account from a merchant account.
- [Receive authorization notification](https://docs.alipayplus.com/alipayplus/alipayplus/integration_auto_debit_acq_tile/receive_authorization_notification.md): How to handle asynchronous notifications about user authorization status changes.
- [Accept a payment](https://docs.alipayplus.com/alipayplus/alipayplus/integration_auto_debit_acq_tile/accept_payment.md): How merchants prompt users to link a wallet account to proceed with Auto Debit payments.
- [Obtain payment results](https://docs.alipayplus.com/alipayplus/alipayplus/integration_auto_debit_acq_tile/obtain_payment_results.md): How to retrieve and handle the results of an Auto Debit payment request.
- [Receive payment notification](https://docs.alipayplus.com/alipayplus/alipayplus/integration_auto_debit_acq_tile/receive_payment_notification.md): How to process asynchronous notifications about Auto Debit payment final states.
- [Inquire about payment result](https://docs.alipayplus.com/alipayplus/alipayplus/integration_auto_debit_acq_tile/inquire_payment_result.md): How to query the status and result of an Auto Debit payment.
- [Cancel or refund a payment](https://docs.alipayplus.com/alipayplus/alipayplus/integration_auto_debit_acq_tile/cancel_or_refund.md): How to cancel or refund an Auto Debit payment after it has been initiated.
- [Cancel a payment](https://docs.alipayplus.com/alipayplus/alipayplus/integration_auto_debit_acq_tile/cancel_a_payment.md): How to cancel an Auto Debit payment that has not yet reached a final state.
- [Refund](https://docs.alipayplus.com/alipayplus/alipayplus/integration_auto_debit_acq_tile/refund.md): How to process a refund for a completed Auto Debit payment.
- [Handle a notification](https://docs.alipayplus.com/alipayplus/alipayplus/integration_auto_debit_acq_tile/handle_notification.md): How to process asynchronous notifications from Alipay+ about Auto Debit processing results.
- [API list](https://docs.alipayplus.com/alipayplus/alipayplus/integration_auto_debit_acq_tile/api.md): APIs used in Auto Debit that must be integrated by Acquiring Service Providers.

### Online Cashier Payment

> Accept online payments by redirecting consumers to their wallet app to complete purchases.

- [Integration overview](https://docs.alipayplus.com/alipayplus/alipayplus/integration_cashier_acq_tile/integration.md): Functions of Cashier Payment and step-by-step instructions for integrating them into your system.
- [Accept a payment](https://docs.alipayplus.com/alipayplus/alipayplus/integration_cashier_acq_tile/accept_payment.md): Integration steps to enable users to complete payments after placing an order on a merchant platform.
- [Obtain payment results](https://docs.alipayplus.com/alipayplus/alipayplus/integration_cashier_acq_tile/obtain_pay_results.md): How to retrieve and handle the results of a Cashier Payment request.
- [Receive payment notification](https://docs.alipayplus.com/alipayplus/alipayplus/integration_cashier_acq_tile/receive_notification.md): How to process asynchronous notifications about Cashier Payment final states.
- [Inquire about payment result](https://docs.alipayplus.com/alipayplus/alipayplus/integration_cashier_acq_tile/inquire_result.md): How to query the status and result of a Cashier Payment.
- [Cancel or refund a payment](https://docs.alipayplus.com/alipayplus/alipayplus/integration_cashier_acq_tile/cancel_or_refund.md): How to cancel or refund a Cashier Payment after it has been made.
- [Cancel a payment](https://docs.alipayplus.com/alipayplus/alipayplus/integration_cashier_acq_tile/cancel_payment.md): How to cancel a Cashier Payment that has not yet reached a final state.
- [Refund](https://docs.alipayplus.com/alipayplus/alipayplus/integration_cashier_acq_tile/refund_payment.md): How to process a refund for a completed Cashier Payment.
- [Accept payments with Mini Program](https://docs.alipayplus.com/alipayplus/alipayplus/integration_cashier_acq_tile/cashier_with_mini_program.md): How to integrate Cashier Payment within a Mini Program environment.
- [API list](https://docs.alipayplus.com/alipayplus/alipayplus/integration_cashier_acq_tile/api.md): APIs used in Cashier Payment that must be integrated by Acquirers.

### Alipay+ Brand Guidelines

> Provides Alipay+ visual identity standards and brand display rules for acquiring partners across online and in-store payment scenarios, including logo usage, asset downloads, and mobile payment provider naming conventions.

- [Alipay+ Fundamental Brand Guidelines](https://docs.alipayplus.com/alipayplus/alipayplus/brand_guidelines_acq/foundational_brand.md): Alipay+ Fundamental Brand Guidelines and  Brand Display Guidelines jointly constitute Alipay+ Brand Guidelines. This page provides the online PDF for Alipay+ Fundamental Brand Guidelines.
- [Alipay+ Brand Mark Assets](https://docs.alipayplus.com/alipayplus/alipayplus/brand_guidelines_acq/brand_assets.md): To correctly use the Alipay+ brand mark across all channels, check Alipay+ Fundamental Brand Guidelines.
- [Brand Display Guidelines for Online Payment](https://docs.alipayplus.com/alipayplus/alipayplus/brand_guidelines_acq/brand_online_acq.md): Specifies how to correctly display Alipay+ brand elements on cashier tiles, auto-debit enrollment pages, and post-payment result pages.
- [Brand Display Guidelines for In-store Payment](https://docs.alipayplus.com/alipayplus/alipayplus/brand_guidelines_acq/brand_in_store_acq.md): Specifies how to display Alipay+ brand elements across in-store touchpoints including QR codes, POS terminals, printed receipts, and payment result pages.
- [Brand names of Mobile Payment Providers](https://docs.alipayplus.com/alipayplus/alipayplus/brand_guidelines_acq/mpp_brand_names.md): Lists the standard and abbreviated brand names for each Mobile Payment Provider to ensure consistent and correct public usage.

### MPP Capabilities

> Supported features of Mobile Payment Providers (MPPs) in different payment scenarios.

- [MPP capabilities](https://docs.alipayplus.com/alipayplus/alipayplus/mpp_list/mpp_capabilities.md)
- [Document history](https://docs.alipayplus.com/alipayplus/alipayplus/mpp_list/doc_history.md)

### Alipay+ MCC Standards

> Establishes Alipay+'s Merchant Category Code classification system based on ISO 18245, providing code assignment rules, the complete MCC list, and the change management process for partners.

- [Overview](https://docs.alipayplus.com/alipayplus/alipayplus/mcc-standards/overview.md): Establishes the Merchant Category Code classification framework used in Alipay+ Services, based on ISO 18245, for categorizing merchants by business type.
- [MCC usage rules](https://docs.alipayplus.com/alipayplus/alipayplus/mcc-standards/usage-rules.md): Specifies how partners assign Merchant Category Codes using ISO 18245 standard codes and Alipay+ private codes for merchant classification.
- [MCC update process](https://docs.alipayplus.com/alipayplus/alipayplus/mcc-standards/mcc-update-process.md): Partners requesting creation, modification, or deletion of Merchant Category Codes must follow this 4-step workflow with a formal application.
- [MCC list](https://docs.alipayplus.com/alipayplus/alipayplus/mcc-standards/mcc-lists.md): Contains all valid Merchant Category Codes including ISO 18245 standard codes, Alipay+ private codes, and legacy system mappings.
- [MCC application form](https://docs.alipayplus.com/alipayplus/alipayplus/mcc-standards/mcc-application-form.md): Captures partner details, industry descriptions, and change justifications required when submitting a Merchant Category Code change request.
- [What's new](https://docs.alipayplus.com/alipayplus/alipayplus/mcc-standards/change-history.md)

### Alipay+ Code-Scanning Payment Standards

> Establishes Alipay+ interoperability standards for code-scanning payments from the acquiring partner perspective, covering code formats, transaction processing, QR code design, and security requirements for UPM and MPM modes.

- [Overview](https://docs.alipayplus.com/alipayplus/alipayplus/code_scanning_payment_standards_acq/overview.md): Introduces the Alipay+ code-scanning payment interoperability framework from the acquiring partner perspective, defining key participants and the scope of standards covered.
- [Code Format Specification](https://docs.alipayplus.com/alipayplus/alipayplus/code_scanning_payment_standards_acq/code_format.md): Specifies the data structures, CII/BTI/UIN/OIN fields, and ISO-compliant encoding rules for Payment Codes (UPM) and Collection Codes (MPM).
- [Transaction Processing Guidelines](https://docs.alipayplus.com/alipayplus/alipayplus/code_scanning_payment_standards_acq/transaction_processing.md): Defines transaction processing flows for User-Presented Mode (UPM) and Merchant-Presented Mode (MPM) from the acquiring partner's operational perspective.
- [User Experience Design Guidelines](https://docs.alipayplus.com/alipayplus/alipayplus/code_scanning_payment_standards_acq/user_experience_design.md): Specifies QR code generation parameters, visual design standards, and physical deployment requirements to ensure reliable code scanning at merchant locations.
- [Security Guidelines](https://docs.alipayplus.com/alipayplus/alipayplus/code_scanning_payment_standards_acq/security.md): Identifies security risks across code generation, transaction processing, and data transmission, with mitigations including encryption, dynamic tokens, and AML/CTF compliance.
- [Document History](https://docs.alipayplus.com/alipayplus/alipayplus/code_scanning_payment_standards_acq/document_history.md)

### FAQ

- [Overview](https://docs.alipayplus.com/alipayplus/alipayplus/faq_acq/overview.md): Frequently asked questions about Alipay+ for Acquiring Service Providers.
- [Integration and acceptance](https://docs.alipayplus.com/alipayplus/alipayplus/faq_acq/integration_and_acceptance.md): Common questions and answers about Alipay+ integration and acceptance processes.
- [Integration](https://docs.alipayplus.com/alipayplus/alipayplus/faq_acq/integration.md): Common questions about technical integration with Alipay+ APIs and services.
- [MPP related](https://docs.alipayplus.com/alipayplus/alipayplus/faq_acq/mpp_related.md): Common questions about Mobile Payment Partners and their capabilities.
- [Migration from AlipayCN or AMS](https://docs.alipayplus.com/alipayplus/alipayplus/faq_acq/migration.md): Common questions about migrating from AlipayCN or AMS to Alipay+.

### Alipay+ Partner Workspace User Guide

> Manage your use of Alipay+ services on a centralized partner portal.

- [What is Alipay+ Partner Workspace](https://docs.alipayplus.com/alipayplus/alipayplus/worksp_acq/overview_what_is.md): A portal for Partners to manage their use of Alipay+ services and features.
- [Account setup and login](https://docs.alipayplus.com/alipayplus/alipayplus/worksp_acq/overview_account.md): Instructions for setting up an account and logging in to access Alipay+ Partner Workspace.
- [Capabilities](https://docs.alipayplus.com/alipayplus/alipayplus/worksp_acq/overview_capabilities.md): Payment services, account management, Developer Center, dashboards, and other features available in Partner Workspace.

### Alipay+ Linker Wallet User Guide

> Use Alipay+ Linker Wallet to simulate wallet-side payments and test your complete integration.

- [Overview](https://docs.alipayplus.com/alipayplus/alipayplus/awallet_user_guide/overview.md): A mobile application for ACQPs to integrate with Alipay+ payment products cost-effectively.
- [Download and login](https://docs.alipayplus.com/alipayplus/alipayplus/awallet_user_guide/get_started.md): Prerequisites and steps for downloading and logging in to Alipay+ Linker Wallet.
- [Test Suites (only for merchants)](https://docs.alipayplus.com/alipayplus/alipayplus/awallet_user_guide/test_suites.md): Test suites provided by Alipay+ for merchant acceptance testing in Linker Wallet.
- [Simulator](https://docs.alipayplus.com/alipayplus/alipayplus/awallet_user_guide/simulator.md): How to use the simulator in Linker Wallet to test Alipay+ payment products.
- [Feedback](https://docs.alipayplus.com/alipayplus/alipayplus/awallet_user_guide/feedback.md): How to submit problems and suggestions for Alipay+ Linker Wallet.
- [Changelog](https://docs.alipayplus.com/alipayplus/alipayplus/awallet_user_guide/changelog.md): Version history and updates for Alipay+ Linker Wallet.

### Alipay+ Developer Center User Guide for TSPs

> Use Alipay+ Developer Center to develop, test, and launch Alipay+ payment products as a Technical Service Provider (TSP)..

- [What is Alipay+ Developer Center?](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_tsp/overview.md): A platform for TSPs to develop, test, and launch Alipay+ payment products.
- [Key pages](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_tsp/key_pages.md): Important pages and their functions within the Alipay+ Developer Center.
- [Quick start](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_tsp/quick_start.md): Essential steps for TSPs to begin using Alipay+ Developer Center.
- [Log in](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_tsp/log_in.md): How to obtain an account and log in to Alipay+ Developer Center.
- [Create an application](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_tsp/create_application.md): How to create an application as a solution for integrating Alipay+ payment products.
- [Develop in the sandbox](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_tsp/develop_in_sandbox.md): How to call and debug APIs and develop integrations in the sandbox environment.
- [Conduct sandbox acceptance testing](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_tsp/conduct_sandbox_acceptance_testing.md): Testing procedures required before inviting ACQPs for authorization and launching applications.
- [Invite the ACQP for authorization](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_tsp/invite_acq_for_authorization.md): How to invite ACQPs to authorize your application in Developer Center.
- [Launch into production](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_tsp/launch_into_production.md): How to launch an application into the production environment from Developer Center.
- [Invite merchants for integration testing](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_tsp/invite_merchants.md): How to invite merchants to test applications via Alipay+ Linker Wallet.
- [Add payment products](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_tsp/add_payment_products.md): How to add and configure payment products for an application.
- [iTest](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_tsp/itest.md): A testing tool for validating Alipay+ API integrations in Developer Center.
- [Test APIs locally with Postman script](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_tsp/test_apis_locally.md): How to use Postman scripts to test Alipay+ APIs locally.
- [iMock](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_tsp/imock.md): A mock service for simulating Alipay+ API responses during development.
- [iNotify](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_tsp/inotify.md): A notification testing tool for validating webhook integrations.
- [iScan](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_tsp/iscan.md): A scanning tool for testing QR code-based payment scenarios.
- [Auto Diagnosis](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_tsp/auto_diagnosis.md): An automated diagnostic tool for identifying integration issues.
- [Alipay+ Linker Wallet](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_tsp/awallet.md): Software development kits available for ACQP integration with Alipay+.
- [Alipay+ ACQP SDKs](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_tsp/sdk.md)

### Alipay+ Developer Center User Guide for ACQPs

> Use Alipay+ Developer Center to develop, test, and launch Alipay+ payment products as an ACQP.

- [What is Alipay+ Developer Center](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_acq/what_is.md): A platform for ACQPs to develop, test, and launch Alipay+ payment products.
- [Key pages](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_acq/key_pages.md): Important pages and their functions within the Alipay+ Developer Center.
- [Quick start](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_acq/quick_start.md): Essential steps for ACQPs to begin using Alipay+ Developer Center.
- [Integrate in the self-integration mode](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_acq/self_integration_mode.md): How ACQPs integrate Alipay+ payment products directly without using a TSP.
- [Log in](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_acq/log_in.md): How to obtain an account and log in to Alipay+ Developer Center.
- [Create an application](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_acq/create_application.md): How to create an application to get started with Alipay+ integration.
- [Develop in the sandbox](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_acq/develop_in_sandbox.md): How to call and debug APIs and develop integrations in the sandbox environment.
- [Conduct sandbox acceptance testing](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_acq/conduct_sandbox_acceptance_testing.md): Testing procedures required before launching an application from Developer Center.
- [Launch into production](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_acq/launch_into_production.md): How to launch an application into the production environment from Developer Center.
- [Invite merchants for integration testing](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_acq/invite_merchants.md): How to invite merchants to test applications via Alipay+ Linker Wallet.
- [Add payment products](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_acq/add_payment_products.md): How to add and configure payment products for an application.
- [Integrate in the TSP mode](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_acq/tsp_mode.md): How ACQPs integrate Alipay+ payment products by cooperating with Technical Service Providers.
- [Get your TSP prepared](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_acq/get_tsp_prepared.md): Requirements and steps for preparing a TSP to handle integration on your behalf.
- [Authorize the application](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_acq/authorize_application.md): How ACQPs authorize a TSP application to access their account.
- [Further actions](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_acq/further_actions.md): Additional steps and configurations after initial integration setup.
- [iTest](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_acq/itest.md): A testing tool for validating Alipay+ API integrations in Developer Center.
- [Test APIs locally with Postman script](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_acq/test_apis_locally.md): How to use Postman scripts to test Alipay+ APIs locally.
- [iMock](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_acq/imock.md): A mock service for simulating Alipay+ API responses during development.
- [iNotify](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_acq/inotify.md): A notification testing tool for validating webhook integrations.
- [iScan](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_acq/iscan.md): A scanning tool for testing QR code-based payment scenarios.
- [Auto Diagnosis](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_acq/auto_diagnosis.md): An automated diagnostic tool for identifying integration issues.
- [Alipay+ Linker Wallet](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_acq/awallet.md): Information about using Linker Wallet for integration testing.
- [Alipay+ ACQP SDKs](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_acq/sdk.md): Software development kits available for ACQP integration with Alipay+.
- [Release notes](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_acq/release_note.md)

### Integration Guide for TSP Mode

> Integrate Alipay+ payment products through a Technical Service Provider (TSP).

- [Overview](https://docs.alipayplus.com/alipayplus/alipayplus/integration_tsp/overview.md): Introduction to the TSP integration mode and its benefits for ACQPs.
- [Quick start](https://docs.alipayplus.com/alipayplus/alipayplus/integration_tsp/quick_start.md): Essential steps for getting started with TSP mode integration.
- [TSP information checklist](https://docs.alipayplus.com/alipayplus/alipayplus/integration_tsp/checklist.md): Required information and documents for TSP mode integration.

### Release Notes

- [Release Notes](https://docs.alipayplus.com/alipayplus/alipayplus/release_acq/release_note_acq.md)

### Best Practices

- [Best practices for BNPL channels](https://docs.alipayplus.com/alipayplus/alipayplus/best_practice_acq/bnpl.md): Guidelines for integrating Buy Now Pay Later Mobile Payment Partners.
- [Guide on redirections between the merchant and the digital wallet](https://docs.alipayplus.com/alipayplus/alipayplus/best_practice_acq/redirection_acq_beta.md): Proper URL redirection handling between merchant apps and mobile wallets ensures seamless payment experiences across Android, iOS, and Web for Auto Debit and Cashier Payment.

### API Reference

- [Overview](https://docs.alipayplus.com/alipayplus/alipayplus/api_acq_tile/api_overview.md): Introduction to Alipay+ APIs for Acquiring Service Providers.
- [Idempotency](https://docs.alipayplus.com/alipayplus/alipayplus/api_acq_tile/idempotency.md): How idempotency works in Alipay+ APIs to prevent duplicate processing.
- [Timeout](https://docs.alipayplus.com/alipayplus/alipayplus/api_acq_tile/timeout.md): Timeout configurations and behaviors for Alipay+ API requests.
- [Message encoding](https://docs.alipayplus.com/alipayplus/alipayplus/api_acq_tile/msg_encoding.md): Character encoding standards and requirements for Alipay+ API messages.
- [Message transmission security](https://docs.alipayplus.com/alipayplus/alipayplus/api_acq_tile/msg_trans_security.md): Security protocols for transmitting messages between ACQPs and Alipay+.
- [Sign a request and validate the signature](https://docs.alipayplus.com/alipayplus/alipayplus/api_acq_tile/signature.md): How to sign API requests and validate signatures for secure communication.
- [pay (User-presented Mode Payment)](https://docs.alipayplus.com/alipayplus/alipayplus/api_acq_tile/pay_user_presented_mode.md): Initiates a payment where the user presents a payment code to the merchant.
- [pay (Merchant-presented Mode Payment - Entry Code)](https://docs.alipayplus.com/alipayplus/alipayplus/api_acq_tile/pay_entry_code.md): Initiates a payment where the user scans a merchant entry code.
- [pay (Merchant-presented Mode Payment - Order Code)](https://docs.alipayplus.com/alipayplus/alipayplus/api_acq_tile/pay_order_code.md): Initiates a payment where the user scans a merchant order code.
- [userInitiatedPay (Merchant-presented Mode Payment - Private Order Code)](https://docs.alipayplus.com/alipayplus/alipayplus/api_acq_tile/pay_private_order_code.md): Initiates a payment where the user scans a private order code.
- [pay (Cashier Payment)](https://docs.alipayplus.com/alipayplus/alipayplus/api_acq_tile/pay_cashier.md): Initiates a Cashier Payment and returns payment page information.
- [pay (Auto Debit)](https://docs.alipayplus.com/alipayplus/alipayplus/api_acq_tile/pay_auto_debit.md): Initiates an Auto Debit payment using an access token.
- [consultPayment](https://docs.alipayplus.com/alipayplus/alipayplus/api_acq_tile/consult_payment.md): Consults payment options and returns available payment methods.
- [notifyPayment](https://docs.alipayplus.com/alipayplus/alipayplus/api_acq_tile/notify_payment.md): Notifies the ACQP of a payment result when it reaches a final state.
- [inquiryPayment](https://docs.alipayplus.com/alipayplus/alipayplus/api_acq_tile/inquiry_payment.md): Inquires about the status and result of a payment.
- [cancelPayment](https://docs.alipayplus.com/alipayplus/alipayplus/api_acq_tile/cancel_payment.md): Cancels a payment that has not yet reached a final state.
- [refund](https://docs.alipayplus.com/alipayplus/alipayplus/api_acq_tile/refund.md): Processes a refund for a completed payment.
- [registration](https://docs.alipayplus.com/alipayplus/alipayplus/api_acq_tile/registration.md): Registers merchant information or updates an existing registration.
- [inquiryRegistrationStatus](https://docs.alipayplus.com/alipayplus/alipayplus/api_acq_tile/inquiry_registration_status.md): Inquires about the status of a merchant registration request.
- [notifyRegistrationStatus](https://docs.alipayplus.com/alipayplus/alipayplus/api_acq_tile/notify_registration_status.md): Notifies the ACQP of merchant registration results.
- [prepare](https://docs.alipayplus.com/alipayplus/alipayplus/api_acq_tile/prepare.md): Prepares payment information before initiating a transaction.
- [applyToken](https://docs.alipayplus.com/alipayplus/alipayplus/api_acq_tile/apply_token.md): Applies for an access token to enable Auto Debit payments.
- [cancelToken](https://docs.alipayplus.com/alipayplus/alipayplus/api_acq_tile/cancel_token.md): Cancels an access token and disables Auto Debit for a user.
- [authNotify](https://docs.alipayplus.com/alipayplus/alipayplus/api_acq_tile/auth_notify.md): Notifies the ACQP of authorization status changes.
- [consultUnbinding](https://docs.alipayplus.com/alipayplus/alipayplus/api_acq_tile/consult_unbinding.md): Consults whether a user account can be unbound.
- [initiateRetrieval](https://docs.alipayplus.com/alipayplus/alipayplus/api_acq_tile/initiate_retrieval.md): Initiates a retrieval request for a disputed transaction.
- [responseRetrieval](https://docs.alipayplus.com/alipayplus/alipayplus/api_acq_tile/response_retrieval.md): Responds to a retrieval request from Alipay+.
- [initiateEscalation](https://docs.alipayplus.com/alipayplus/alipayplus/api_acq_tile/initiate_escalation.md): Initiates an escalation for a dispute or chargeback.
- [responseEscalation](https://docs.alipayplus.com/alipayplus/alipayplus/api_acq_tile/response_escalation.md): Responds to an escalation request from Alipay+.
- [declare](https://docs.alipayplus.com/alipayplus/alipayplus/api_acq_tile/declare.md): Submits customs declaration information for a cross-border payment.
- [inquireDeclarationRequests](https://docs.alipayplus.com/alipayplus/alipayplus/api_acq_tile/inquire_declaration_status.md): Inquires about the status of customs declaration requests.

### Customs Declaration

> Submit customs declarations for cross-border payments.

- [Overview](https://docs.alipayplus.com/alipayplus/alipayplus/customs_declaration_acq/overview.md): Introduction to customs declaration processes for cross-border payments.
- [Prerequisites](https://docs.alipayplus.com/alipayplus/alipayplus/customs_declaration_acq/prerequisite.md): Requirements and preparations needed before submitting customs declarations.
- [Declare a payment](https://docs.alipayplus.com/alipayplus/alipayplus/customs_declaration_acq/declare.md): How to submit customs declaration information for a payment.
- [Inquire declaration requests](https://docs.alipayplus.com/alipayplus/alipayplus/customs_declaration_acq/inquire_declaration_requests.md): How to query the status of customs declaration submissions.
- [Appendix](https://docs.alipayplus.com/alipayplus/alipayplus/customs_declaration_acq/appendix.md): Supplementary information and reference data for customs declarations.

### Registration

> Register merchant information required for payment processing in certain countries or regions.

- [Overview](https://docs.alipayplus.com/alipayplus/alipayplus/registration_acq/overview.md): Requirements and processes for registering merchant information before processing payments in certain regions.
- [Register a merchant](https://docs.alipayplus.com/alipayplus/alipayplus/registration_acq/register_a_merchant.md): How to register a new merchant or update existing registration information and payment products.
- [Inquire about registration status](https://docs.alipayplus.com/alipayplus/alipayplus/registration_acq/inquire_about_registration_status.md): How to query the status of a merchant registration request.
- [Receive registration results](https://docs.alipayplus.com/alipayplus/alipayplus/registration_acq/receive_registration_results.md): How to integrate notifications for receiving Alipay+ registration results.

### Reconcile

> Reconcile financial transactions using Alipay+ reports.

- [Overview](https://docs.alipayplus.com/alipayplus/alipayplus/reconcile_acq/reconcile_overview.md): Financial reports provided by Alipay+ to help acquirers streamline business workflows.
- [Perform reconciliation](https://docs.alipayplus.com/alipayplus/alipayplus/reconcile_acq/how_to_reconcile.md): Steps for performing financial reconciliation using Alipay+ reports.
- [Download reports](https://docs.alipayplus.com/alipayplus/alipayplus/reconcile_acq/download_report.md): How to download reconciliation reports from the dedicated SFTP server.
- [Transaction Detail Report](https://docs.alipayplus.com/alipayplus/alipayplus/reconcile_acq/trans_detail.md): Transaction details to be cleared in a clearing cycle.
- [Transaction Summary Report](https://docs.alipayplus.com/alipayplus/alipayplus/reconcile_acq/trans_summary.md): Summary information for clearing data, such as total transaction numbers.
- [Fee Report](https://docs.alipayplus.com/alipayplus/alipayplus/reconcile_acq/fee.md): Fee details in a clearing cycle.
- [Settlement Report](https://docs.alipayplus.com/alipayplus/alipayplus/reconcile_acq/settlement.md): Settlement information provided for acquirer settlement purposes.
- [Banker's rounding](https://docs.alipayplus.com/alipayplus/alipayplus/reconcile_acq/bank_rounding.md): Rounding rules applied to financial calculations in reconciliation.
- [Select reconciliation mode](https://docs.alipayplus.com/alipayplus/alipayplus/reconcile_acq/reconciliation_mode.md): How to choose the appropriate reconciliation mode for your business.
- [Handle exceptional cases](https://docs.alipayplus.com/alipayplus/alipayplus/reconcile_acq/exceptions.md): How to identify and resolve discrepancies and exceptions in reconciliation.

### Merchant-presented Mode Payment

> Accept in-store payments where consumers scan merchant-presented QR codes.

- [Integration overview](https://docs.alipayplus.com/alipayplus/alipayplus/integration_merchant_mode_acq/integration.md): Functions of Merchant-presented Mode Payment and guidance for building integrations.
- [Entry code](https://docs.alipayplus.com/alipayplus/alipayplus/integration_merchant_mode_acq/accept_payment_entry_code.md): How to generate and present entry codes for customers to scan.
- [Order code](https://docs.alipayplus.com/alipayplus/alipayplus/integration_merchant_mode_acq/accept_payment_order_code.md): How to generate and present order codes for customers to scan.
- [Private order code](https://docs.alipayplus.com/alipayplus/alipayplus/integration_merchant_mode_acq/accept_payment_private_order_code.md): How to generate and present private order codes for customer-initiated payments.
- [Obtain payment results](https://docs.alipayplus.com/alipayplus/alipayplus/integration_merchant_mode_acq/obtain_payment_results.md): How to retrieve and handle the results of a Merchant-presented Mode Payment.
- [Receive payment notification](https://docs.alipayplus.com/alipayplus/alipayplus/integration_merchant_mode_acq/receive_payment_notification.md): How to process asynchronous notifications about Merchant-presented Mode Payment final states.
- [Inquire about payment result](https://docs.alipayplus.com/alipayplus/alipayplus/integration_merchant_mode_acq/inquire_payment_result.md): How to query the status and result of a Merchant-presented Mode Payment.
- [Cancel or refund a payment](https://docs.alipayplus.com/alipayplus/alipayplus/integration_merchant_mode_acq/cancel_or_refund.md): How to cancel or refund a Merchant-presented Mode Payment.
- [Cancel a payment](https://docs.alipayplus.com/alipayplus/alipayplus/integration_merchant_mode_acq/cancel_payment.md): How to cancel a Merchant-presented Mode Payment that has not reached a final state.
- [Refund](https://docs.alipayplus.com/alipayplus/alipayplus/integration_merchant_mode_acq/refund.md): How to process a refund for a completed Merchant-presented Mode Payment.
- [API list](https://docs.alipayplus.com/alipayplus/alipayplus/integration_merchant_mode_acq/api.md): APIs used in Merchant-presented Mode Payment that must be integrated by Acquirers.
- [Standard output checklist](https://docs.alipayplus.com/alipayplus/alipayplus/integration_merchant_mode_acq/standard_output.md): Specifications for designing QR code outputs and payment result displays.

### User-presented Mode Payment

> Accept in-store payments where merchants scan consumer-presented QR codes.

- [Integration overview](https://docs.alipayplus.com/alipayplus/alipayplus/integration_user_mode_acq/integration.md): Functions of User-presented Mode Payment and guidance for building integrations with Alipay+ APIs.
- [Accept a payment](https://docs.alipayplus.com/alipayplus/alipayplus/integration_user_mode_acq/accept_payment.md): Construct payment requests from purchase order and user payment code information.
- [Code types and rules](https://docs.alipayplus.com/alipayplus/alipayplus/integration_user_mode_acq/payment_codes.md): Supported payment code formats and validation rules for User-presented Mode Payment.
- [Obtain payment results](https://docs.alipayplus.com/alipayplus/alipayplus/integration_user_mode_acq/obtain_payment_results.md): Retrieve and handle the results of a User-presented Mode Payment.
- [Receive payment notification](https://docs.alipayplus.com/alipayplus/alipayplus/integration_user_mode_acq/receive_payment_notification.md): How Alipay+ notifies ACQPs of payment results when payments reach a final state.
- [Inquire about payment result](https://docs.alipayplus.com/alipayplus/alipayplus/integration_user_mode_acq/inquire_payment_result.md): How to query the status and result of a User-presented Mode Payment.
- [Cancel or refund a payment](https://docs.alipayplus.com/alipayplus/alipayplus/integration_user_mode_acq/cancel_or_refund.md): How to cancel or refund a User-presented Mode Payment after it has been initiated.
- [Cancel a payment](https://docs.alipayplus.com/alipayplus/alipayplus/integration_user_mode_acq/cancel_payment.md): How to cancel a User-presented Mode Payment that has not yet reached a final state.
- [Refund](https://docs.alipayplus.com/alipayplus/alipayplus/integration_user_mode_acq/refund.md): How to process a refund for a completed User-presented Mode Payment.
- [API list](https://docs.alipayplus.com/alipayplus/alipayplus/integration_user_mode_acq/api.md): APIs used in User-presented Mode Payment that must be integrated by Acquirers.
- [Standard output checklist](https://docs.alipayplus.com/alipayplus/alipayplus/integration_user_mode_acq/standard_output.md): Specifications for designing the logo display on the payment terminals and receipts.

### Get Started

> Essential steps and prerequisites for ACQPs to begin integrating with Alipay+ payment products.

- [Get started with Alipay+ integration](https://docs.alipayplus.com/alipayplus/alipayplus/get_started_acq/get_started_integration_acq.md): Essential steps and prerequisites for ACQPs beginning Alipay+ integration.
- [UAT checklist](https://docs.alipayplus.com/alipayplus/alipayplus/get_started_acq/uat_checklist.md): Checklist items to complete before User Acceptance Testing.

### Product Introduction

- [Online Cashier Payment](https://docs.alipayplus.com/alipayplus/alipayplus/product_intro_acq/product_cashier_acq_tile.md): A payment method where users are redirected to an MPP page to complete purchases on merchant platforms.
- [Online Auto Debit](https://docs.alipayplus.com/alipayplus/alipayplus/product_intro_acq/product_debit_acq_tile.md): A payment method where merchants deduct funds from linked user accounts via access tokens.
- [User-presented Mode Payment](https://docs.alipayplus.com/alipayplus/alipayplus/product_intro_acq/product_upm_acq.md): An in-store payment method where consumers present QR payment codes for merchants to scan.
- [Merchant-presented Mode Payment](https://docs.alipayplus.com/alipayplus/alipayplus/product_intro_acq/product_mpm_acq.md): An in-store payment method where consumers scan QR codes presented by merchants.

## MPP

> Learn about and integrate Alipay+ products as a Mobile Payment Provider.


### Online Auto Debit

> Enable password-free recurring payments by deducting funds from linked consumer wallets.

- [Integration overview](https://docs.alipayplus.com/alipayplus/alipayplus/integration_auto_debit_mpp/integration.md): Functions of Auto Debit and step-by-step instructions for MPPs to build integrations with Alipay+.
- [Obtain the user authorization](https://docs.alipayplus.com/alipayplus/alipayplus/integration_auto_debit_mpp/obtain_user_auth.md): How to request and obtain user authorization before initiating Auto Debit transactions.
- [Bind the user account](https://docs.alipayplus.com/alipayplus/alipayplus/integration_auto_debit_mpp/account_binding.md): How the MPP renders an authorization page for users to agree to Auto Debit terms and complete account binding.
- [Refresh the access token](https://docs.alipayplus.com/alipayplus/alipayplus/integration_auto_debit_mpp/refresh_access_token.md): How to refresh an expired access token to maintain uninterrupted Auto Debit services.
- [Unbind the user account](https://docs.alipayplus.com/alipayplus/alipayplus/integration_auto_debit_mpp/account_unbinding.md): How to unlink a user wallet account from a merchant account.
- [Send authorization notification](https://docs.alipayplus.com/alipayplus/alipayplus/integration_auto_debit_mpp/auth_notification.md): How to send asynchronous notifications about user authorization status changes.
- [Make a payment](https://docs.alipayplus.com/alipayplus/alipayplus/integration_auto_debit_mpp/make_payment.md): How to initiate an Auto Debit payment by deducting funds from a linked user account.
- [(Conditional) Perform payment evaluation](https://docs.alipayplus.com/alipayplus/alipayplus/integration_auto_debit_mpp/pay_evaluation.md): Optional steps for evaluating payment risk or eligibility before processing an Auto Debit transaction.
- [(Conditional) Conduct risk control](https://docs.alipayplus.com/alipayplus/alipayplus/integration_auto_debit_mpp/risk_control.md): Optional risk control measures for Auto Debit payments.
- [Return payment results](https://docs.alipayplus.com/alipayplus/alipayplus/integration_auto_debit_mpp/obtain_payment_results.md): How to return payment results after processing an Auto Debit transaction.
- [Notify payment result](https://docs.alipayplus.com/alipayplus/alipayplus/integration_auto_debit_mpp/notify_payment_result.md): How to send asynchronous notifications about Auto Debit payment final states.
- [Respond to payment inquiry](https://docs.alipayplus.com/alipayplus/alipayplus/integration_auto_debit_mpp/respond_to_payment_inquiry.md): How to handle inquiries about the status and result of an Auto Debit payment.
- [Cancel or refund a payment](https://docs.alipayplus.com/alipayplus/alipayplus/integration_auto_debit_mpp/cancel_or_refund.md): How to cancel or refund an Auto Debit payment after it has been initiated.
- [Cancel a payment](https://docs.alipayplus.com/alipayplus/alipayplus/integration_auto_debit_mpp/cancel_payment.md): How to cancel an Auto Debit payment that has not yet reached a final state.
- [Refund](https://docs.alipayplus.com/alipayplus/alipayplus/integration_auto_debit_mpp/refund.md): How to initiate a refund for a completed Auto Debit payment.
- [APIs and SDKs](https://docs.alipayplus.com/alipayplus/alipayplus/integration_auto_debit_mpp/api.md): Interfaces and files used in Auto Debit integration.
- [Understand relationships between different IDs](https://docs.alipayplus.com/alipayplus/alipayplus/integration_auto_debit_mpp/understand_ids.md): Relationships between merchant IDs, user IDs, and other identifiers in Auto Debit.

### Online Cashier Payment

> Enable consumers to complete online purchases by redirecting to your wallet app for payment authorization and processing.

- [Integration overview](https://docs.alipayplus.com/alipayplus/alipayplus/integration_cashier_mpp/integration.md): Functions of Cashier Payment and step-by-step instructions for MPP integration.
- [Make a payment](https://docs.alipayplus.com/alipayplus/alipayplus/integration_cashier_mpp/make_payment.md): How the MPP handles payment requests when a merchant redirects a user to complete a purchase.
- [How to identify Alipay+ codes](https://docs.alipayplus.com/alipayplus/alipayplus/integration_cashier_mpp/identify_code.md): Use the Alipay+ server SDK to identify and validate Alipay+ QR codes before processing payments.
- [Return payment results](https://docs.alipayplus.com/alipayplus/alipayplus/integration_cashier_mpp/obtain_payment_results.md): How to return payment results after processing a Cashier Payment.
- [Notify payment result](https://docs.alipayplus.com/alipayplus/alipayplus/integration_cashier_mpp/notify_payment_result.md): How to send asynchronous notifications about Cashier Payment final states.
- [Respond to payment inquiry](https://docs.alipayplus.com/alipayplus/alipayplus/integration_cashier_mpp/respond_to_payment_inquiry.md): How to handle inquiries about the status and result of a Cashier Payment.
- [Cancel or refund a payment](https://docs.alipayplus.com/alipayplus/alipayplus/integration_cashier_mpp/cancel_or_refund.md): How to cancel or refund a Cashier Payment after it has been made.
- [Cancel a payment](https://docs.alipayplus.com/alipayplus/alipayplus/integration_cashier_mpp/cancel_payment.md): How to cancel a Cashier Payment that has not yet reached a final state.
- [Refund](https://docs.alipayplus.com/alipayplus/alipayplus/integration_cashier_mpp/refund.md): How to process a refund for a completed Cashier Payment.
- [APIs and SDKs](https://docs.alipayplus.com/alipayplus/alipayplus/integration_cashier_mpp/api.md): APIs and SDKs used in Cashier Payment integration.
- [Understand relationships between different IDs](https://docs.alipayplus.com/alipayplus/alipayplus/integration_cashier_mpp/understand_ids.md): Relationships between merchant IDs, transaction IDs, and other identifiers in Cashier Payment.

### Alipay+ Brand Guidelines

> Provides Alipay+ brand identity standards and display rules for mobile payment partners, covering logo usage, mark assets, and integration-specific brand requirements across Cashier, Auto Debit, and In-store payment scenarios.

- [Alipay+ Fundamental Brand Guidelines](https://docs.alipayplus.com/alipayplus/alipayplus/brand_guidelines_mpp/foundational_brand.md): Alipay+ Fundamental Brand Guidelines and  Brand Display Guidelines jointly constitute Alipay+ Brand Guidelines. This page provides the online PDF for Alipay+ Fundamental Brand Guidelines.
- [Brand Display Guidelines for Alipay+ Core MPP Integration](https://docs.alipayplus.com/alipayplus/alipayplus/brand_guidelines_mpp/mpp_integration.md): Provides official Alipay+ brand mark assets (Primary, Secondary, plus variants) with legal authorization requirements and usage restrictions owned by Ant International.
- [Alipay+ Brand Mark Assets](https://docs.alipayplus.com/alipayplus/alipayplus/brand_guidelines_mpp/brand_assets.md): To correctly use the Alipay+ brand mark across all channels, check Alipay+ Fundamental Brand Guidelines.

### Alipay+ Code-Scanning Payment Standards

> Defines Alipay+ code-scanning payment standards for mobile payment partners, covering code formats, transaction processing, UX design, and security requirements for both UPM and MPM payment modes.

- [Overview](https://docs.alipayplus.com/alipayplus/alipayplus/code_scanning_payment_standards_mpp/overview.md): Defines Alipay+ interoperability standards for code-scanning payments, covering both User-Presented Mode (UPM) and Merchant-Presented Mode (MPM) payment scenarios.
- [Code Format Specification](https://docs.alipayplus.com/alipayplus/alipayplus/code_scanning_payment_standards_mpp/code_format.md): Specifies the data format structures, field definitions, and CII/BTI identifiers for Alipay+ Payment Codes (UPM) and Collection Codes (MPM).
- [Transaction Processing Guidelines](https://docs.alipayplus.com/alipayplus/alipayplus/code_scanning_payment_standards_mpp/transaction_processing.md): Defines the transaction processing rules and flows for Alipay+ code-scanning payments in both User-Presented Mode (UPM) and Merchant-Presented Mode (MPM).
- [User Experience Design Guidelines](https://docs.alipayplus.com/alipayplus/alipayplus/code_scanning_payment_standards_mpp/user_experience_design.md): Specifies user experience design requirements for rendering and displaying Alipay+ payment codes (UPM) and collection codes (MPM) across payment scenarios.
- [Security Guidelines](https://docs.alipayplus.com/alipayplus/alipayplus/code_scanning_payment_standards_mpp/security.md): Identifies security risks and compliance requirements for Alipay+ code-scanning payments, covering code generation, transaction processing, and data transmission.
- [Document History](https://docs.alipayplus.com/alipayplus/alipayplus/code_scanning_payment_standards_mpp/doc_histroy.md)

### Alipay+ Linker Merchant User Guide

> Use Alipay+ Linker Merchant to simulate merchant-side payments and test your complete integration.

- [Overview](https://docs.alipayplus.com/alipayplus/alipayplus/amerchant_user_guide/overview.md): Introduction to Alipay+ Linker Merchant and its purpose for integration testing.
- [Download and login](https://docs.alipayplus.com/alipayplus/alipayplus/amerchant_user_guide/download_and_login.md): Steps for downloading and logging in to Alipay+ Linker Merchant.
- [Simulator](https://docs.alipayplus.com/alipayplus/alipayplus/amerchant_user_guide/simulator.md): How to perform integration testing for Alipay+ using the simulator in Linker Merchant.
- [Transactions](https://docs.alipayplus.com/alipayplus/alipayplus/amerchant_user_guide/transactions.md): How to view the history of all transactions during testing in Linker Merchant.
- [Feedback](https://docs.alipayplus.com/alipayplus/alipayplus/amerchant_user_guide/feedback.md): How to submit problems and suggestions for Alipay+ Linker Merchant.

### Best Practices

- [Guide on redirections between the merchant and the Mobile Payment Provider](https://docs.alipayplus.com/alipayplus/alipayplus/best_practice_mpp/redirection_guide_mpp.md): Best practices for handling app and page redirections during payment flows.
- [Support Alipay+ marketing activities](https://docs.alipayplus.com/alipayplus/alipayplus/best_practice_mpp/support_marketing_activities.md): How MPPs can integrate and support Alipay+ marketing campaigns.

### SDK Reference

> Integrate Alipay+ payment capabilities into your apps and servers using Alipay+ Client SDK,  Alipay+ Server SDK, and Alipay+ NFC SDK.

- [Overview](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/overview.md): Alipay+ SDK encapsulates complex scenarios between merchants and Issuing Participants.
- [Alipay+ MPP Client SDK](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/client.md): Client SDK for easily and efficiently using Alipay+ payment products in MPP apps.
- [Overview](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/android_overview.md): Introduction to the Alipay+ MPP Android Client SDK.
- [Quick start](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/android_quick.md): Steps to quickly set up the Alipay+ MPP Android SDK.
- [decode](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/android_decode.md): Decodes Alipay+ codes to extract payment information.
- [getAcceptanceMarkLogos](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/get_logos_android.md): Returns Alipay+ acceptance mark logos for display.
- [getAuthCode](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/android_get_auth_code.md): Obtains an authorization code from the MPP for user authentication.
- [getCurrentRegion](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/get_current_region_android.md): Returns the current region information of the user.
- [inquireQuote](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/android_inquire_quote.md): Queries the exchange rate between a pair of currencies.
- [isAlipayPlusSupportedRegion](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/supported_region_android.md): Checks whether the current region supports Alipay+ services.
- [launch](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/android_launch.md): Starts the payment process after an entry code is identified.
- [setConfiguration](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/android_get_configuration.md): Sets initialization parameters before using other SDK APIs.
- [showAuthPage](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/android_show_auth_page.md): Displays the authorization page for users to proceed with authorization.
- [signContract](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/android_sign_contract.md): Starts the user authorization process for Auto Debit payment.
- [handleAction](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/android_handle_action.md): Handles action callbacks from Alipay+ during payment flows.
- [Appendices](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/android_appendix.md): Supplementary reference information for the Android SDK.
- [Error codes](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/error_code_android.md): Error codes and descriptions for the Android SDK.
- [Release notes](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/release_note_client_android.md)
- [Overview](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/ios_overview.md): Introduction to the Alipay+ MPP iOS Client SDK.
- [Quick start](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/ios_quick.md): Steps to quickly set up the Alipay+ MPP iOS SDK.
- [decode](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/ios_decode.md): Decodes Alipay+ codes to extract payment information.
- [getAcceptanceMarkLogos](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/get_logos_ios.md): Returns Alipay+ acceptance mark logos for display.
- [getAuthCode](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/ios_get_auth_code.md): Obtains an authorization code from the MPP for user authentication.
- [getCurrentRegion](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/get_current_region_ios.md): Returns the current region information of the user.
- [inquireQuote](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/ios_inquire_quote.md): Queries the exchange rate between a pair of currencies.
- [isAlipayPlusSupportedRegion](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/supported_region_ios.md): Checks whether the current region supports Alipay+ services.
- [launch](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/ios_launch.md): Starts the payment process after an entry code is identified.
- [setConfiguration](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/ios_get_configuration.md): Sets initialization parameters before using other SDK APIs.
- [showAuthPage](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/ios_show_auth_page.md): Displays the authorization page for users to proceed with authorization.
- [signContract](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/ios_sign_contract.md): Starts the user authorization process for Auto Debit payment.
- [handleAction](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/ios_handle_action.md): Handles action callbacks from Alipay+ during payment flows.
- [Appendices](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/ios_appendix.md): Supplementary reference information for the iOS SDK.
- [Error codes](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/error_code_ios.md): Error codes and descriptions for the iOS SDK.
- [Release notes](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/release_note_client_ios.md)
- [Alipay+ MPP Server SDK](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/server_integration.md): Server-side component for identifying Alipay+ codes in Cashier and Merchant-presented Mode Payment.
- [Overview](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/server_overview.md): Capabilities and business flows provided by the Alipay+ MPP Server SDK.
- [Quick start](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/server_quick.md): Steps to integrate the Alipay+ MPP Server SDK with your server.
- [CodeIdentificationService#init](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/init.md): Initializes the code identification service.
- [CodeIdentificationService#identifyCode](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/identify_code.md): Checks whether an unrecognized code can be processed by Alipay+.
- [Log file locations](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/location.md): Default paths and locations for SDK log files.
- [Troubleshooting](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/server_troubleshooting.md): Diagnostic information and solutions for common SDK issues.
- [FAQ](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/server_faq.md): Frequently asked questions about the Alipay+ MPP Server SDK.
- [Release notes](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/release_note_server.md)
- [Alipay+ NFC SDK](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/nfc.md): Introduction to the Alipay+ NFC SDK for contactless payments.
- [Overview](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/nfc-sdk-overview.md): Introduction to the Alipay+ NFC SDK architecture and features.
- [Quick start](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/nfc-quick.md): Essential steps to get started with the Alipay+ NFC SDK.
- [Environment configurations](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/environment_configurations.md): Required environment settings for the NFC SDK.
- [init](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/init-nfc.md): Initializes the NFC SDK.
- [connect](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/connect.md): Establishes an NFC connection for payment processing.
- [disconnect](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/disconnect.md): Terminates an active NFC connection.
- [destroy](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/destroy.md): Releases NFC SDK resources.
- [isPaymentAvailable](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/is_payment_available.md): Checks whether NFC payment is available on the device.
- [activatePayment](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/activate_payment.md): Activates NFC payment for a transaction.
- [activatePaymentInSilentMode](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/activate_payment_in_slient_mode.md): Activates NFC payment silently without user interaction.
- [apply](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/apply.md): Applies for NFC payment credentials.
- [cancelActivateProcess](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/cancel_activate_process.md): Cancels an ongoing NFC activation process.
- [deleteToken](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/token_deletion.md): Deletes an existing NFC payment token.
- [replenish](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/replenish.md): Replenishes NFC payment credentials or balances.
- [getAvailableCredentialsCounts](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/get_available_credentials_counts.md): Returns the count of available NFC payment credentials.
- [lock](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/lock.md): Locks NFC payment functionality.
- [unlock](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/unlock.md): Unlocks NFC payment functionality.
- [auth](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/auth.md): Performs authentication for NFC payment operations.
- [setCustomData](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/set_custom_data.md): Sets custom data for NFC payment processing.
- [setPassFreeLimitAmount](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/set_pass_free_limit_amount.md): Configures the pass-free payment limit amount.
- [registerPlugin](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/register_plugin.md): Registers a plugin for extended NFC functionality.
- [NFCRequestProxy](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/nfc_request_proxy.md): Proxy interface for handling NFC requests.
- [TransactionPermit](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/transaction_permit.md): Manages transaction permits for NFC payments.
- [ConfigProxy](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/config_proxy.md): Proxy interface for NFC SDK configuration.
- [LoggerProxy](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/logger_proxy.md): Proxy interface for NFC SDK logging.
- [EncryptionProxy](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/encryption_proxy.md): Proxy interface for NFC data encryption.
- [DeviceFingerPrintService](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/device_finger_print_service.md): Service for collecting device fingerprint information.
- [ThreadPoolService](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/thread_pool_service.md): Service for managing SDK thread pools.
- [StorageService](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/storage_service.md): Service for local data storage operations.
- [TransactionListener](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/set_transaction_listener.md): Listener interface for NFC transaction events.
- [TokenStatusListener](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/set_token_status_listener.md): Listener interface for token status changes.
- [removeTokenStatusListener](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/remove_token_status_listener.md): Removes a registered token status listener.
- [removeActivateStatusListener](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/remove_activate_status_listener.md): Removes a registered activation status listener.
- [ActivateStatusListener](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/set_activate_status_listener.md): Listener interface for activation status changes.
- [onNotificationDataReceived](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/on_notification_data_received.md): Callback for handling received NFC notification data.
- [setting](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/setting.md): Configures NFC payment settings.
- [isNfcPaySettingsCompleted](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/is_nfc_pay_settings_completed.md): Checks whether NFC payment setup is complete.
- [NFCMonitor](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/nfc_monitor.md): Monitors NFC payment status and device state.
- [ACResultCallback](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/ac_result_callback.md): Callback interface for asynchronous operation results.
- [Result codes](https://docs.alipayplus.com/alipayplus/alipayplus/sdk_mpp/nfc-result-codes.md): Result codes returned by NFC SDK operations.

### API Reference

- [Overview](https://docs.alipayplus.com/alipayplus/alipayplus/api_mpp/api_overview.md): Introduction to Alipay+ APIs for Mobile Payment Partners.
- [Idempotency](https://docs.alipayplus.com/alipayplus/alipayplus/api_mpp/idempotency.md): How idempotency works in Alipay+ APIs to prevent duplicate processing.
- [Timeout](https://docs.alipayplus.com/alipayplus/alipayplus/api_mpp/timeout.md): Timeout configurations and behaviors for Alipay+ API requests.
- [Message encoding](https://docs.alipayplus.com/alipayplus/alipayplus/api_mpp/msg_encoding.md): Character encoding standards and requirements for Alipay+ API messages.
- [Message transmission security](https://docs.alipayplus.com/alipayplus/alipayplus/api_mpp/msg_trans_security.md): Security protocols for transmitting messages between MPPs and Alipay+.
- [Sign a request and validate the signature](https://docs.alipayplus.com/alipayplus/alipayplus/api_mpp/signature.md): How to sign API requests and validate signatures for secure communication.
- [pay (non-NFC Payment)](https://docs.alipayplus.com/alipayplus/alipayplus/api_mpp/pay.md): Initiates a standard non-NFC payment transaction.
- [pay (NFC Payment)](https://docs.alipayplus.com/alipayplus/alipayplus/api_mpp/pay-nfc.md): Initiates an NFC contactless payment transaction.
- [userInitiatedPay](https://docs.alipayplus.com/alipayplus/alipayplus/api_mpp/pay_private_order_code.md): Initiates a payment where the user scans a private order code.
- [notifyPayment (non-NFC Payment)](https://docs.alipayplus.com/alipayplus/alipayplus/api_mpp/notify_payment.md): Notifies the MPP of a non-NFC payment result.
- [notifyPayment (NFC Payment)](https://docs.alipayplus.com/alipayplus/alipayplus/api_mpp/notify-payment-nfc.md): Notifies the MPP of an NFC payment result.
- [inquiryPayment (non-NFC Payment)](https://docs.alipayplus.com/alipayplus/alipayplus/api_mpp/inquiry_payment.md): Inquires about the status of a non-NFC payment.
- [inquiryPayment (NFC Payment)](https://docs.alipayplus.com/alipayplus/alipayplus/api_mpp/inquiry-payment-nfc.md): Inquires about the status of an NFC payment.
- [cancelPayment](https://docs.alipayplus.com/alipayplus/alipayplus/api_mpp/cancel_payment.md): Cancels a payment that has not yet reached a final state.
- [refund (non-NFC Payment)](https://docs.alipayplus.com/alipayplus/alipayplus/api_mpp/refund.md): Processes a refund for a completed non-NFC payment.
- [refund (NFC Payment)](https://docs.alipayplus.com/alipayplus/alipayplus/api_mpp/refund-nfc.md): Processes a refund for a completed NFC payment.
- [adjustRefund](https://docs.alipayplus.com/alipayplus/alipayplus/api_mpp/adjust-refund.md): Adjusts the amount of a previously processed refund.
- [getPaymentCode](https://docs.alipayplus.com/alipayplus/alipayplus/api_mpp/get_payment_code.md): Generates a payment code for User-presented Mode Payment.
- [prepare](https://docs.alipayplus.com/alipayplus/alipayplus/api_mpp/prepare.md): Prepares payment information before initiating a transaction.
- [applyToken](https://docs.alipayplus.com/alipayplus/alipayplus/api_mpp/apply_token.md): Applies for an access token to enable Auto Debit payments.
- [cancelToken](https://docs.alipayplus.com/alipayplus/alipayplus/api_mpp/cancel_token.md): Cancels an access token and disables Auto Debit for a user.
- [authNotify](https://docs.alipayplus.com/alipayplus/alipayplus/api_mpp/auth_notify.md): Notifies the MPP of authorization status changes.
- [consultUnbinding](https://docs.alipayplus.com/alipayplus/alipayplus/api_mpp/consult_unbinding.md): Consults whether a user account can be unbound.
- [initiateRetrieval](https://docs.alipayplus.com/alipayplus/alipayplus/api_mpp/initiate_retrieval.md): Initiates a retrieval request for a disputed transaction.
- [responseRetrieval](https://docs.alipayplus.com/alipayplus/alipayplus/api_mpp/response_retrieval.md): Responds to a retrieval request from Alipay+.
- [initiateEscalation](https://docs.alipayplus.com/alipayplus/alipayplus/api_mpp/initiate_escalation.md): Initiates an escalation for a dispute or chargeback.
- [responseEscalation](https://docs.alipayplus.com/alipayplus/alipayplus/api_mpp/response_escalation.md): Responds to an escalation request from Alipay+.
- [sendOTP](https://docs.alipayplus.com/alipayplus/alipayplus/api_mpp/send_otp.md): Sends a one-time password to the user for verification.
- [verifyOTP](https://docs.alipayplus.com/alipayplus/alipayplus/api_mpp/verify_otp.md): Verifies a one-time password submitted by the user.
- [sdkProxy](https://docs.alipayplus.com/alipayplus/alipayplus/api_mpp/sdk_proxy.md): Proxies SDK requests between the MPP and Alipay+.

### Reconcile

> Reconcile financial transactions using Alipay+ reports.

- [Overview](https://docs.alipayplus.com/alipayplus/alipayplus/reconcile_mpp/reconcile_overview.md): Financial reports provided by Alipay+ to help MPPs streamline business workflows.
- [Perform reconciliation](https://docs.alipayplus.com/alipayplus/alipayplus/reconcile_mpp/how_to_reconcile.md): Steps for performing financial reconciliation using Alipay+ reports.
- [Download reports](https://docs.alipayplus.com/alipayplus/alipayplus/reconcile_mpp/download_report.md): You can download the Alipay+ reconciliation reports from the Alipay+ SFTP server or Alipay+ Partner Workspace.
- [Transaction Detail Report](https://docs.alipayplus.com/alipayplus/alipayplus/reconcile_mpp/trans_detail.md): Transaction details to be cleared in a clearing cycle.
- [Transaction Summary Report](https://docs.alipayplus.com/alipayplus/alipayplus/reconcile_mpp/trans_summary.md): Summary information for clearing data, such as total transaction numbers.
- [Fee Report](https://docs.alipayplus.com/alipayplus/alipayplus/reconcile_mpp/fee.md): Fee details in a clearing cycle.
- [Settlement Report](https://docs.alipayplus.com/alipayplus/alipayplus/reconcile_mpp/settlement.md): Settlement information provided for MPP settlement purposes.
- [Banker's rounding](https://docs.alipayplus.com/alipayplus/alipayplus/reconcile_mpp/bank_rounding.md): Rounding rules applied to financial calculations in reconciliation.
- [Handle exceptional cases](https://docs.alipayplus.com/alipayplus/alipayplus/reconcile_mpp/exceptions.md): How to identify and resolve discrepancies and exceptions in reconciliation.

### Merchant-presented Mode Payment

> Enable consumers to complete in-store purchases by scanning merchant-presented QR codes with your wallet app.

- [Integration overview](https://docs.alipayplus.com/alipayplus/alipayplus/integration_merchant_mode_mpp/integration.md): Functions of Merchant-presented Mode Payment and guidance for MPP integration.
- [Notify users of Alipay+ availability](https://docs.alipayplus.com/alipayplus/alipayplus/integration_merchant_mode_mpp/notify_availability.md): How to inform users that Alipay+ payment is available at a merchant location.
- [Make a payment](https://docs.alipayplus.com/alipayplus/alipayplus/integration_merchant_mode_mpp/accept_payments.md): How to process a payment when a user scans a merchant-presented QR code.
- [How to identify Alipay+ codes](https://docs.alipayplus.com/alipayplus/alipayplus/integration_merchant_mode_mpp/alipayplus_code_rules.md): Rules and methods for identifying Alipay+ codes in Merchant-presented Mode.
- [Return payment results](https://docs.alipayplus.com/alipayplus/alipayplus/integration_merchant_mode_mpp/obtain_payment_results.md): How to return payment results after processing a Merchant-presented Mode Payment.
- [Notify payment result](https://docs.alipayplus.com/alipayplus/alipayplus/integration_merchant_mode_mpp/notify_payment_result.md): How to send asynchronous notifications about Merchant-presented Mode Payment final states.
- [Respond to payment inquiry](https://docs.alipayplus.com/alipayplus/alipayplus/integration_merchant_mode_mpp/respond_to_payment_inquiry.md): How to handle inquiries about the status of a Merchant-presented Mode Payment.
- [Cancel or refund a payment](https://docs.alipayplus.com/alipayplus/alipayplus/integration_merchant_mode_mpp/cancel_or_refund.md): How to cancel or refund a Merchant-presented Mode Payment.
- [Cancel a payment](https://docs.alipayplus.com/alipayplus/alipayplus/integration_merchant_mode_mpp/cancel_payment.md): How to cancel a Merchant-presented Mode Payment that has not reached a final state.
- [Refund](https://docs.alipayplus.com/alipayplus/alipayplus/integration_merchant_mode_mpp/refund.md): How to process a refund for a completed Merchant-presented Mode Payment.
- [APIs and SDKs](https://docs.alipayplus.com/alipayplus/alipayplus/integration_merchant_mode_mpp/api.md): APIs and SDKs used in Merchant-presented Mode Payment integration.
- [Understand relationships between different IDs](https://docs.alipayplus.com/alipayplus/alipayplus/integration_merchant_mode_mpp/understand_ids.md): Relationships between merchant IDs, transaction IDs, and other identifiers.

### Get Started

> Essential steps and prerequisites for MPPs to begin integrating with Alipay+ payment products.

- [Get started with Alipay+ integration](https://docs.alipayplus.com/alipayplus/alipayplus/get_started_mpp/get_started_integration.md)

### Product Introduction

- [Online Cashier Payment](https://docs.alipayplus.com/alipayplus/alipayplus/product_intro_mpp/product_cashier_mpp.md): Enable consumers to complete online purchases by redirecting to your wallet app for payment authorization and processing.
- [Online Auto Debit](https://docs.alipayplus.com/alipayplus/alipayplus/product_intro_mpp/product_debit_mpp.md): Enable password-free recurring payments by deducting funds from linked consumer wallets.
- [User-presented Mode Payment](https://docs.alipayplus.com/alipayplus/alipayplus/product_intro_mpp/product_upm_mpp.md): Enable consumers to make in-store purchases by presenting QR payment codes from your wallet app for merchants to scan.
- [Merchant-presented Mode Payment](https://docs.alipayplus.com/alipayplus/alipayplus/product_intro_mpp/product_mpm_mpp.md): Enable consumers to complete in-store purchases by scanning merchant-presented QR codes with your wallet app.
- [NFC Payment](https://docs.alipayplus.com/alipayplus/alipayplus/product_intro_mpp/product_nfc.md): Enable consumers to make contactless payments using near-field communication technology.

### FAQ

- [Overview](https://docs.alipayplus.com/alipayplus/alipayplus/faq_mpp/overview.md): Frequently asked questions about Alipay+ for Mobile Payment Partners.
- [Integration and acceptance](https://docs.alipayplus.com/alipayplus/alipayplus/faq_mpp/integration_and_acceptance.md): Common questions about Alipay+ integration and acceptance processes for MPPs.

### Alipay+ Partner Workspace User Guide

> Manage your use of Alipay+ services on a centralized partner portal.

- [What is Alipay+ Partner Workspace](https://docs.alipayplus.com/alipayplus/alipayplus/worksp_mpp/overview_what_is.md): A portal for Partners to manage their use of Alipay+ services and features.
- [Account setup and login](https://docs.alipayplus.com/alipayplus/alipayplus/worksp_mpp/overview_account.md): Instructions for setting up an account and logging in to access Alipay+ Partner Workspace.
- [Capabilities](https://docs.alipayplus.com/alipayplus/alipayplus/worksp_mpp/overview_capabilities.md): Payment services, account management, Developer Center, dashboards, and other features available in Partner Workspace.

### Alipay+ Developer Center User Guide

> Use Alipay+ Developer Center to develop, test, and launch Alipay+ payment products as a Mobile Payment Provider (MPP).

- [What is Alipay+ Developer Center?](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_mpp/what_is.md): A platform for MPPs to develop, test, and launch Alipay+ payment products.
- [Key pages](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_mpp/key_pages.md): Important pages and their functions within the Alipay+ Developer Center.
- [Quick start](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_mpp/quick_start.md): Essential steps for MPPs to begin using Alipay+ Developer Center.
- [Log in](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_mpp/log_in.md): How to obtain an account and log in to Alipay+ Developer Center.
- [Create an application](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_mpp/create_application.md): How to create an application to get started with Alipay+ integration.
- [Add payment products](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_mpp/add_payment_products.md): How to add and configure payment products for an application.
- [Develop in the sandbox](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_mpp/develop_in_sandbox.md): How to call and debug APIs and develop integrations in the sandbox environment.
- [Conduct sandbox acceptance testing](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_mpp/conduct_sandbox_acceptance_testing.md): Testing procedures required before launching an application from Developer Center.
- [Launch into production](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_mpp/launch_into_production.md): How to launch an application into the production environment from Developer Center.
- [iTest](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_mpp/itest.md): A testing tool for validating Alipay+ API integrations in Developer Center.
- [Test APIs locally with Postman script](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_mpp/test_apis_locally.md): How to use Postman scripts to test Alipay+ APIs locally.
- [iMock](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_mpp/imock.md): A mock service for simulating Alipay+ API responses during development.
- [iNotify](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_mpp/inotify.md): A notification testing tool for validating webhook integrations.
- [iScan](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_mpp/iscan.md): A scanning tool for testing QR code-based payment scenarios.
- [Alipay+ MPP SDKs](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_mpp/sdk.md): Software development kits available for MPP integration with Alipay+.
- [Alipay+ Linker Merchant](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_mpp/amerchant.md): Information about using Linker Merchant for integration testing.
- [Release notes](https://docs.alipayplus.com/alipayplus/alipayplus/developer_center_mpp/release_notes.md): Version history and updates for Alipay+ Developer Center and SDKs.

### Release Notes

- [Release Notes](https://docs.alipayplus.com/alipayplus/alipayplus/release_mpp/release_note_mpp.md)

### User-presented Mode Payment

> Enable consumers to make in-store purchases by presenting QR payment codes from your wallet app for merchants to scan.

- [Integration overview](https://docs.alipayplus.com/alipayplus/alipayplus/integration_user_mode_mpp/integration.md): Functions of User-presented Mode Payment and guidance for MPP integration.
- [Notify users of Alipay+ availability](https://docs.alipayplus.com/alipayplus/alipayplus/integration_user_mode_mpp/notify_availability.md): How to inform users that Alipay+ payment is available at a merchant location.
- [Make a payment](https://docs.alipayplus.com/alipayplus/alipayplus/integration_user_mode_mpp/accept_payments.md): How to process a payment when a merchant scans a user-presented payment code.
- [Return payment results](https://docs.alipayplus.com/alipayplus/alipayplus/integration_user_mode_mpp/obtain_payment_results.md): How to return payment results after processing a User-presented Mode Payment.
- [Notify payment result](https://docs.alipayplus.com/alipayplus/alipayplus/integration_user_mode_mpp/notify_payment_result.md): How to send asynchronous notifications about User-presented Mode Payment final states.
- [Respond to payment inquiry](https://docs.alipayplus.com/alipayplus/alipayplus/integration_user_mode_mpp/respond_to_payment_inquiry.md): How to handle inquiries about the status of a User-presented Mode Payment.
- [Cancel or refund a payment](https://docs.alipayplus.com/alipayplus/alipayplus/integration_user_mode_mpp/cancel_or_refund.md): How to cancel or refund a User-presented Mode Payment after it has been initiated.
- [Cancel a payment](https://docs.alipayplus.com/alipayplus/alipayplus/integration_user_mode_mpp/cancel_payment.md): How to cancel a User-presented Mode Payment that has not yet reached a final state.
- [Refund](https://docs.alipayplus.com/alipayplus/alipayplus/integration_user_mode_mpp/refund.md): How to initiate a refund for a completed User-presented Mode Payment.
- [APIs and SDKs](https://docs.alipayplus.com/alipayplus/alipayplus/integration_user_mode_mpp/api.md): APIs and SDKs used in User-presented Mode Payment integration.
- [Obtain location information](https://docs.alipayplus.com/alipayplus/alipayplus/integration_user_mode_mpp/obtain_location_info.md): How to obtain and handle location information for User-presented Mode Payment.
- [Understand relationships between different IDs](https://docs.alipayplus.com/alipayplus/alipayplus/integration_user_mode_mpp/understand_ids.md): Relationships between merchant IDs, transaction IDs, and other identifiers.
- [Obtain the device token ID](https://docs.alipayplus.com/alipayplus/alipayplus/integration_user_mode_mpp/obtain_device_token_id.md): How to obtain and manage device token IDs for secure payment processing.