To use CCB credit card points to redeem phone bills, you can follow the steps below:

1. Log in to your CCB account through mobile banking or the official website.

2. Select phone bill redemption in the credit card points redemption area.

3. After selecting the redemption method, enter the amount of phone credit you want to redeem, making sure that the amount entered meets the limit.

4. After confirming the redemption information, submit the application.

5. After submitting the application, CCB will review the submitted exchange application. This process usually takes several working days to complete.

5. If the exchange application is approved, CCB will recharge the corresponding phone bill to the mobile phone number. You can check the recharged balance through mobile phone text messages or directly on mobile banking.