1. After WeChat payment is completed, you can view the payee's WeChat account number and remarks on the "Payment Successful" page.
2. According to the payee's WeChat account, get the contact information of the other party through voice or text exchange in the WeChat chat window.
3. If the other party doesn't add comments or can't find the other party through the WeChat account, you can check the payment record through the WeChat "Change Details" page. In the payment record, you can see the payee's WeChat account number, comments and the other party's mobile phone number, and then contact the other party through these information.