2. I bring my ID card to any CCB counter for enquiry.

3. use your mobile phone to surf the internet? Then log in to CCB Online Banking and enter your ID card.

Extended data:

Bank card number refers to the number code on the hard card issued by each bank, and the business number segment between commercial banks has unified regulations. The first six digits of the card number represent the identification code of the issuing bank, also called BIN number, and different BIN numbers represent different bank card organizations and card levels.

Once the bank card transfers money, the basic information, amount and transaction status of the customer will be transmitted to the central bank in time, and a large amount of information such as money laundering prevention and statistics will be summarized in the central bank database, which is the medium of unified financial management.

Bank cards are useless except for recording customer information and capital flow information. Magnetic, easy to degauss with mobile phone.

References:

Baidu encyclopedia. payment card number