UnionPay card number refers to the card number of the bank card issued by any card-issuing bank. 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.

UnionPay number query has the following two ways:

1. Call the customer service phone number of the relevant bank, select manual service, and provide your own bank card opening bank and card number for inquiry according to voice requirements.

2. Bring my ID card and bank card to the relevant bank counter for inquiry.

UnionPay card number: card BIN number (6 digits)+user-defined digits of card issuer (6- 12 digits)+check code (last digit). UnionPay debit card number is 13 to 19 digits, and UnionPay credit card number is 16 digits.

Card BIN number is the abbreviation of the issuer's identification code. It is represented by six digits and appears in the first six digits of the card number. It is distributed by the International Organization for Standardization (ISO) to all bank card organizations engaged in inter-bank transfer and exchange, and China UnionPay is responsible for the distribution, confirmation and management of institutions.