The validity period of Ping An Bank's credit card is displayed under the card number of 16 digits. \x0d\ For example, if the number below the card number is 02/ 10-02/ 13, it means that the card was issued in February 20 10 and will expire at the end of February 20 13; \x0d\ If the number below the card number is 02/ 13, it means that 20 13 will expire at the end of February. \x0d\ If your credit card expires, the bank will contact you to change it. If you want to continue to use it, just get a new card. If you don't want to use it again, you need to call the bank to apply for cancellation and destroy the expired card to avoid information leakage.