The validity period of a CCB credit card is generally displayed at the bottom of the front of the credit card, in the format of "mm/yy", such as "12/22". The front represents the month and the back represents the year. This number means that your credit card will expire in December 2022. China Construction Bank was formerly known as the People's Construction Bank of China, which was established on October 1, 1954.

Credit cards, also called credit cards, are credit certificates issued by commercial banks or credit card companies to consumers with qualified credit. It takes the form of a card with the name of the issuing bank, validity period, number, cardholder name and other contents printed on the front, and a magnetic stripe and signature strip on the back.

Consumers holding credit cards can shop or consume at specially designated commercial service departments, and then the bank will settle the accounts with the merchants and cardholders. Cardholders can overdraft within the prescribed limit. Credit card consumption is a non-cash transaction payment method. There is no need to pay cash when consumption, and repayment will be made on the billing date (BillingDate).

Credit cards are divided into credit cards and quasi-credit cards. Credit cards refer to credit cards in which the cardholder has a certain credit limit and can consume within the credit limit and then repay; quasi-credit card It refers to a quasi-credit card in which the cardholder deposits a certain amount of reserve fund as required. When the reserve account balance is insufficient to pay, the cardholder can overdraw within the prescribed credit limit. The so-called credit card generally refers to a credit card only.