Traditional Culture Encyclopedia - Traditional stories - How do multi-merchant POS machines get so many merchant names?

How do multi-merchant POS machines get so many merchant names?

Regions and even rates are converted in the background of the server. After the above steps are completed, the adjusted results will be transmitted and reported to UnionPay, thus forming the so-called one machine with multiple merchants and one machine with multiple rates. Pos merchant number refers to:

(1) each pos list has a merchant name and number, and this number * * * has 15 digits. Let's explain the number 15 in detail. The number is10511005365438. The top three represent the acquiring bank, and this code is consistent with the bank code in the personal credit report.

(2) the fourth to seventh digits, these four digits are administrative division codes, in fact, this code is consistent with the first four digits of the ID number.

(3) Eight to eleven digits, these four digits are the most critical, and these four digits are pos merchant type codes, which are directly related to whether you have a credit card.