| Guide |
Use Case |
QR Code Pay Product introduction |
| Development Guide |
QR Code Pay Development Guide |
| Public API |
Unified Order |
The Merchant’s backend calls this API to create an advance transaction in the WeChat payment service backend |
| Query Order |
This API allows inquiry of all payment orders made from WeChat. |
| Close Order |
This API needs to be called before a merchant wants to create a new order due to the Payer failing to pay for an order. The original order will be closed in order to avoid repeat payment. |
| Submit Refund |
The Merchant can refund the Payer via this API. |
| Query Refund |
After submitting Submit Refund, this API can be called to check the refund status. |
| Download Reconciliation File |
This API is used to help the Merchants download their transaction record history including missing orders. |
| Payment Result Notification |
After completing a payment, the WeChat payment system will send the relevant payment result and user information to the Merchant. |
| Report Speed Testing |
This API is used to assist the Merchants in improving overall service quality when they call the WeChat payment APIs. |
| Query Settled Funds |
This API helps query the details of settled funds. |
| Query Exchange Rate |
The interface could inquiry the exchange rate which Wechat Payment used in real time. |
