The bank card number is 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.

The People's Bank of China uniformly issues business number segments to commercial banks, and the number segments of each bank are different. At present, personal bank cards of banks can be divided into two types.

1, the bank card comes with a passbook, which is the usual practice in the past. First, you should get a passbook and then hang a card on it. Cards and passbooks are linked together, that is, there are as many cards as there is money in the passbook.

2. For the recently appeared card without passbook, you can directly apply for a bank card without having to apply for a passbook first, and the card will not be folded; If you bring it, just write the passbook account number or card number when you remit money, and you can receive it completely; If not, you can only enter the card number.

Extended data

An account can be associated with multiple card numbers, and multiple accounts can also be associated with a card number. The card number is only a pass sign, and the account number really works. Bank card number, a card number can bring a RMB current account and multiple foreign currency current accounts, and can also bring multiple fixed accounts or fixed accounts. These accounts have separate accounts, but the accounts are generally used for internal accounting of banks.

Debit cards are divided into transfer cards, special cards and stored value cards according to different functions. Debit cards cannot be overdrawn. The transfer card has the functions of transfer, cash deposit and withdrawal and consumption. 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.

Personal bank account has real-name authentication function. When opening an account in an online virtual bank (such as Alipay), the name and password must be the same, otherwise the bank will not recognize it.

Baidu encyclopedia-bank card number

Baidu Encyclopedia-Personal Bank Account Number