Alipay only supports credit card repayment, and does not support transfer to credit card. The specific repayment method is as follows:

1. Find the "Credit Card Repayment" option in Alipay application interface, and click Enter.

2. Select the credit card to be repaid in the credit card repayment interface, and click OK.

3. Enter the amount to be repaid in the repayment interface, and click "Confirm Repayment" below.

4. Click the "Pay Now" option below in the payment interface to repay the credit card.