Group Standards of the People's Republic of China CN / TUANTI
Latest
T/LGYS 003-2023
Scope
This standard specifies the requirements, classification, testing methods and testing rules for the overall quality of product QR code applications. Comprehensive quality requirements are proposed, including readability requirements, consistency requirements, appearance requirements, substrate requirements, QR code position, QR code symbol version and specifications, QR code symbol error correction level, printing size, color Indicators such as matching, same-batch grayscale, ink layer gloss, density non-uniformity, printing registration, ink layer abrasion resistance, quality stability, etc., stipulate the comprehensive quality level of the application.
T/LGYS 003-2023 history
2023T/LGYS 003-2023 Comprehensive quality requirements for product QR code application