China UnionPay is the only domestic bank card organization in China, The UnionPay credit card numbers start with 62 and is 16-19 digit long. The credit card number must pass the Luhn Algorithm Check. It is the only interbank network in China excluding Macau and Hong Kong, widely accepted by the ATMs in Macau and Hong Kong.
|Credit Card Type
|Credit Card Number
|6011, 622126-622925, 644-649, 65
A Credit Card number must pass the Luhn Algorithm test to see if it is a valid credit card number.
The credit card number entered passed the Luhn Check so it is a valid credit card number!
The credit card number entered failed the Luhn Check. It's not valid?
Digits 7 to final number minus 1 indicate the individual account identifier (the last is the checksum).
The first six digits of a card number identify the institution that issued the card to the card holder.
The first digit of which is the Major Industry Identifier (MII), it indicates the individual account identifier.