The Bank Identification Number (BIN) 621002 is issued by BANK OF COMMUNICATIONS HONG KONG BRANCH in HONG KONG. This is a CHINA UNION PAY DEBIT card with RMB CARD level.
BIN (Bank Identification Number), also known as IIN (Issuer Identification Number), refers to the first 6 digits of a payment card number. These digits identify the card-issuing institution, card type, and other attributes used for routing and fraud prevention.
By looking up BIN 621002, you can determine: the card network (CHINA UNION PAY), whether it's a credit, debit, or prepaid card (DEBIT), the card level (RMB CARD), the issuing bank (BANK OF COMMUNICATIONS HONG KONG BRANCH), and the country of issuance (HONG KONG). This information is useful for payment processors, merchants, and fraud prevention systems.