UPC Code

UPC – A code
UPC – A code for people to read digital code only 12, its code structure by manufacturer identification code (six) (including the system character one), commodity project code (5), and check code (A) A total of three parts.
UPC – A code of the code structure no prefix code, its system character for A digital to mark product category. With the rules of commodity packaging, the system character is commonly “0, 6 or 7″.
UPC – E code
UPC – E code is UPC – A shortened version of the code, are UPC – A code system character is 0, the through certain rules pin 0 compression and get.
UPC Bar codes historical background: in the United States food side lock association in 1970 as a food uniform commodity code UPGIP formulated as the foundation, in 1973 in the United States, Canada as the object of the unity of the formulated commodity code original. By A version called NS1 digits, manufacturer identification code 5 digit, commodity project code 5 digit, check code A number of A total of 12 digits. Because in the United States, Canada, with 12 digits of the UPC Bar based system gained popularity, and so is not able to use at present and a digital EAN bar code. So, to the two country’s merchandise exports must obtain UPC manufacturer identification code to said UPC symbols.

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