You just need to call: 8008200588 to apply for cancellation. (Cancellation can only be made by phone, and bank outlets do not handle credit card business. ) After the connection, turn to manual service. If the card is not opened and there is no manual service option, first choose the loss reporting service, and then explain the reason for canceling the card when someone answers the phone.
Be sure to cancel the card, even if it is not opened for use, there will be an annual fee after one year.