Three or five years. Ordinary cards are usually valid for three years, and gold cards and above are valid for five years. The validity period of CITIC Bank credit card can only be viewed under the card number on the front of the credit card. The four digits at the bottom of the front of the credit card, with the first two digits representing the month and the last two digits representing the year, such as 05/2 1, indicating that it is valid until May 3 1. The validity period of CITIC Bank's credit card refers to the time from the time when the credit card is issued to the time when it is stopped. Please don't disclose it at will, because the validity period involves the safety of using the card.