ANCC anti counterfeiting blockchain

1. No. There has never been any rule that scanning the bar code of goods can identify the authenticity. Manufacturers can
record commodity information on the "China Commodity information service platform", so that the bar code can scan out the basic information of enterprises and procts. It's normal that many overseas procts can't be scanned without being registered in China. This can only say that the information of the proct has not been collected, but it can't say that what can't be scanned by bar code is fake

2. Most of the time, these bar codes are just convenient for businesses to enter into their checkout system. When checkout, businesses will scan the code of each commodity and calculate the price, that's all

extended data:

the number meaning of bar code:

take bar code 6936983800013 as an example

this bar code is divided into four parts, from left to right:

1-3 digits: a total of 3 digits, 693 corresponding to the bar code is one of China's country codes 690--695 is the Chinese mainland code, allocated internationally)

4-8 bits: 5 bits, 69838 of the bar code, representing the manufacturer's code, the manufacturer's application, the state allocation

9-12 bits: a total of 4, 0001 of the bar code, representing the factory's code of goods, the manufacturer's own determination of

thirteenth: 1, the bar code should be 3, is the check code. According to a certain algorithm, it is calculated from the first 12 digits

reference materials: network. Bar code

reference materials: People's website - "scan the code to display the" genuine "anti-counterfeiting label as the" accomplice "of counterfeiting"