You can use Alipay for credit card repayment. The specific repayment method is:

1. Open Alipay on your mobile phone, find the "Credit Card Repayment" option in the application interface, and click to enter .

2. Find the ICBC credit card that needs to be repaid in the credit card repayment interface, and click to select.

3. Enter the amount to be repaid and check the box below to agree to the service.

4. Then click "Repay Now" in the lower right corner to complete the credit card repayment operation.