When the user calls the credit card center of the issuing bank to cancel, the bank will ask for some supporting materials, such as ID number, office phone number at the time of application, company name at the time of application, home phone number, information of the cardholder's previous registration, etc. After confirming that he is himself, the user's application for canceling the credit card will be accepted. After the cancellation is successful, the cancellation of the card will be prompted.