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What do the numbers on the bank card mean?
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.

Domestic bank cards are divided into different bank card organizations according to different numbers. Among them, the bank card with "4" in the BIN number belongs to the VISA card organization, and the bank card with "5" belongs to the MasterCard organization.

The characters "9", "62" and "60" belong to China UnionPay, while UnionPay cards "62" and "60" are standard UnionPay cards that meet international standards and can be used overseas. This is also the main bank card issued by China UnionPay in recent years.

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Yang Qizhi, head of personal finance department of Huaxing Bank, said that because the card number matches the personal account information, if the bank card is lost, the system needs to cancel it. If the new card number remains unchanged, the bank's system will be mismatched, leading to personal information disorder.

In addition, industry insiders said that the real reason why some banks refused to change the same number card was to prevent the moral hazard of cardholders. For example, some fraudsters lose their cards in a panic, and after handling a new card with the same number, they instruct others to spend with the original card and then claim compensation from the bank. So 13 bank unanimously stated that the new card number must be different from the old card number.

Baidu encyclopedia-bank card number

Baidu encyclopedia-BIN number

Phoenix. Com-8 Bank needs to change the card number when changing the card.