There is an expiration date directly below the credit card number, which is pushed forward for 3 or 5 years (depending on how many years the credit card is valid), and the current month is the same as the month when the card is issued;

Another simple way is to call customer service directly;

There is also a more troublesome point: applying for a personal credit report in official website, the central bank, which will contain detailed information such as credit card application and cancellation record.