1, the most direct and traditional way is to take your ID card and credit card to the counter of CCB to modify your personal data;

2. At present, it is relatively simple to log in to online banking. You can log in directly with your ID number. There is a "credit card" after logging in, and there is a "personal data modification" under the credit card management after clicking on it. After clicking "Modify Personal Data", you can modify many items, such as bill delivery method, address information and so on.