Abnormal status of ICBC bank cards may be caused by the following reasons:

1. It is possible that the industrial and commercial bank card has multiple password errors, personal information is imperfect, or the bank card has been degaussed and cannot be read, resulting in abnormal status.

2. It is possible that the status of the bank card is abnormal due to the limited expiration function.

3. If funds come in and out frequently, it may also lead to abnormal bank card status.

4. Bank cards frozen by banks or frozen by the judiciary will also cause abnormal state.

Debit card refers to the bank card issued by the issuing bank to the cardholder without credit limit, and the cardholder deposits first and then uses it. It is a kind of bank card.

Debit cards are divided into transfer cards, special cards and stored value cards according to different functions. Their advantages are easy to use, popular, safe and reliable. Can't overdraw, with the functions of transfer, cash deposit and withdrawal and consumption. There are two ways to use it: password and signature.