1. Communicate with the other party to ensure that the other party is willing to bind its credit card to the other party's Alipay account.
2. Find the "My" or "My Alipay" option in the other Alipay account.
3. On my page, select the "Bank Card Management" option.
4. After entering the "Bank Card Management" page, select "Add Bank Card".
5. Fill in your own postal credit card information and bind it successfully.