Home / Standards / GB/T 31770-2015 GB/T 31770-2015 Active Technical requirements for Anti-counterfeiting of D9ing matrix code D9ing矩阵图码防伪技术条件 Standard Type GBT ICS 13.310 CCS A90 Status 现行 Issue Date 2015-06-02 Implementation 2016-01-01 Responsible Dept 国家标准委 Drafting Unit N/A