The bank card holder's ID card has not been updated, and the mobile phone number is invalid (stopped using). This will cause the use of savings cards to be restricted in some channels such as mobile banking and online banking, and can only be used at the counter.

Postal savings card is a financial transaction card issued by the national postal department to provide financial services for depositors. Postal savings card is a postal savings card issued to individuals of urban and rural residents. All urban and rural residents who open a current savings account in a post office connected to the postal savings computer can apply for the use of postal savings card with their ID cards. Its main function is to deposit and withdraw money in networked ATMs and postal savings offices and to spend money in networked POS machines.