You can pay by binding your mobile phone WeChat with a CCB credit card. The specific binding steps are:

1. Find the "Wallet" function bar in the WeChat My interface and click to open it.

2. Find the "Bank Card" option in the function bar above the wallet interface and click to open it.

3. Click "Add Bank Card" pointed by the arrow.

4. Before adding a bank card, you need to enter the payment password to verify your identity.

5. Enter the card number and cardholder name of China Construction Bank credit card.

6. Enter the mobile phone number bound to the credit card. and click Next.

7. Fill in the verification code received and click Next to complete the binding.