This standard specifies the classification, requirements and test methods of anti-counterfeiting technology of D9ing matrix image code (hereinafter referred to as D9ing code). This standard applies to the generation and reading of D9ing codes as information security carriers in cyberspace and non-cyberspaces and their composite spaces, as well as anti-counterfeiting technology products using D9ing codes.
GB/T 31770-2015 Referenced Document
GB 13000 Information technology. Universal multiple-octet coded character set (UCS)
GB 18030 Information technology—Chinese coded character set*, 2022-07-19 Update