ATT Pay Integration Guide
    ATT Pay Integration Guide
    • About
    • Authentication & Signature
    • Withdrawal APIs
      • Create New Withdrawal Transaction
      • Check Withdrawal Transaction Status
      • Withdrawal Callback
    • Deposit APIs
      • Create New Deposit Transaction
      • Check Deposit Transaction Status
      • Deposit Callback
    • Appendix
      • Status Explanation
      • Bank List

    About

    Purpose#

    This document defines the interfaces used for payment collection and disbursement between the merchant website and the Okvip payment platform. It also describes the transaction result query interface that allows merchants to retrieve payment statuses from the Okvip payment platform.

    Scope of Application#

    This document is intended for partner merchants of the Okvip payment platform.
    Your company’s technical team must strictly follow the specifications described in this document in order to integrate with the payment system and obtain payment access.

    Development Environment Description#

    All payment order requests must be transmitted over the HTTPS protocol.
    Merchants are required to submit requests using the POST method with a JSON payload.
    By default, the Content-Type header must always be set as follows: Content-Type: application/json
    Parameter names and any fixed values defined in the API specifications must exactly match those described in this document.
    All parameters are case-sensitive.
    Please contact the administrator to configure your server IP address in the whitelist before starting the integration.

    Information Resources#

    Admin Page: Contact the administrator
    Login Credentials:
    Username (also used as merchant_id): Contact the administrator
    Password: Contact the administrator
    API Key: Provided by the administrator
    API Endpoint: https://attpay.attapps.net
    Modified at 2025-12-20 15:29:00
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