The Bank Identification Number (BIN) 545003 is issued by DEBIT ISIS in HONG KONG. This is a MASTERCARD CREDIT card with MIXED PRODUCT 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 545003, you can determine: the card network (MASTERCARD), whether it's a credit, debit, or prepaid card (CREDIT), the card level (MIXED PRODUCT), the issuing bank (DEBIT ISIS), and the country of issuance (HONG KONG). This information is useful for payment processors, merchants, and fraud prevention systems.