Know how to check the bank.

To check the bank if you know the card number, you can contact the customer service of the issuing bank, or bring your valid ID card to the counter of the issuing bank branch for the staff to check it for you. In addition, some banks' mobile banking apps, official website and WeChat official accounts can also query bank information, and cardholders can choose appropriate query channels according to their own needs. Bank card number refers to the number code on the bank card issued by each bank, and different commercial banks have unified regulations on business number segments. The six digits of the bank card number represent the code of the issuing bank, some of which are sent to BIN, and different BINs represent different bank card organizations and card levels.

1 Telephone inquiry: There will be a customer service phone number on the card face of a general bank. Cardholders can directly call the customer service hotline and transfer to manual customer service, and ask the customer service staff to help them find the bank.

Counter inquiry: Cardholders can directly go to the bank counter to inquire about the bank, and the general staff will immediately inform users of the bank information.

Wechat query: Users can bind online banking on Wechat, directly enter "Bank query" in the dialog box after paying attention, and then follow the relevant prompts of the system to learn about bank information.

Once the ownership of each bank card is clarified and the basic information, amount and transaction status of the customer are entered, it will be reported to the central bank in time. This is mainly to further prevent money laundering and collect various statistical data and report them to the central bank's database, which is also a medium to better unify financial management.

Legal basis: Criminal Procedure Law of People's Republic of China (PRC).

Article 5? The people's courts exercise judicial power independently according to law, and the people's procuratorates exercise procuratorial power independently according to law, without interference from administrative organs, social organizations and individuals.