To modify the billing address of a credit card, you can call the credit card customer service number 466-95566, and you can also change it in online banking.

1. firstly, install the latest stable version of China bank mobile banking App, open the main interface, click "my" interface, and log in the BOC account. if there is no account, register one yourself, and then associate it with your own BOC card.

2. After logging in your account, return to the home page and click "Account Management".

3. In the account management interface, you can see the card associated with this mobile banking. If there is no card, bind it, and click the bank card to view the bill.

4. you can see a lot of information in the credit card interface. click "bill inquiry" to see the outstanding bills and historical bills here.

5. Click on the bill that has not been issued, and you can see what has been entered and what has not been entered. You can also click to view the consumption details.

6. We can also see the bill curve of the past period and the bill at that time. It is best to check the bill once a month. If you find any problems, you can communicate with customer service in time.

China Bank official website-Frequently Asked Questions on Credit Card Function Setting-Personal Online Banking