1. Open Alipay APP and search for "Credit Card Repayment" in the search box on the home page to enter the credit card repayment page.

2. Click "Add Credit Card" at the bottom right of the page and enter the credit card information to be repaid, including the credit card number, expiration date and security code.

3. Select "Return Credit Card", select the credit card to be repaid, enter the repayment amount and confirm the payment.

4. After the payment is successful, you can choose to save the credit card and password to facilitate the next quick payment, or you can choose not to save it.