Anti-counterfeiting method by using two different codes at least
A coding and user technology, applied in the field of anti-counterfeiting, can solve problems such as unsatisfactory effect, easy counterfeiting of anti-counterfeiting codes or labels, damage to consumer interests and physical health, etc.
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[0027] The present invention will be described in detail below in conjunction with the examples.
[0028] like figure 1 Shown is a flow chart of an anti-counterfeiting method using at least two different codes in the present invention, wherein: the code used can be a graphic label (such as a Microsoft label), a bar code, a QR Code (Quick Response Code) or characters, etc.; The code can also be a part of the label, nameplate, or logo of the product itself or be hidden in the label, nameplate, or logo. For example: the trademark of the product can be used as a code; or some codes are the product itself, a part or a component, so that the production Manufacturers can directly use the shape of the product or its parts as a barcode; or the code is projected onto the product or its packaging through a projection device; or the code is placed directly on the food through food coloring, which can be eaten directly without affecting the food as a whole.
[0029] And the code used can ...
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