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.
