You can directly call the customer service telephone number of China Construction Bank Credit Card Center at 4008200588 to modify it or go directly to the bank counter to handle it. You can only modify it once a year, and you can bring your ID card and bank card when you modify it. \x0d\\x0d\ 1。 Description of China Construction Bank's credit card bill \ x0d \ x0d \ refers to the date when the bank summarizes the accumulated outstanding consumer transaction principal, cash withdrawal transaction principal, handling fee, etc. Calculate the interest and the amount that the cardholder should pay in the current period. \x0d\\x0d\ II。 China Construction Bank credit card billing date modification method \ x0d \ x0d \ Credit card billing date can be modified once a year. Currently available billing date includes 2, 5, 7, 10, 12, 13 and 65438+ per month. \x0d\\x0d\ Please call our 24-hour service hotline (400-820-0588; Please call 02 1-38690588 for mobile phones or non-400 service areas).