It should be because your credit card is abnormal, and your card will be swallowed, such as overdue, frozen and temporary control. Anyway, your credit card will be swallowed if it is abnormal. If this machine is at the CCB outlet, please inform the outlet staff. If there are no outlets nearby, please contact CCB directly at 95533. The Commissioner will tell you which outlet this machine belongs to. You can pick it up at that outlet and bring your ID card. It was destroyed if no one took it, and a new one had to be reissued ~