Home / Standards / GB/T 19251-2003 GB/T 19251-2003 Active Guideline of numbering and symbol markingof trade items 贸易项目的编码与符号表示导则 Standard Type GBT ICS 35.040 CCS A24 Status 现行 Issue Date 2003-07-25 Implementation 2003-12-01 Responsible Dept 国家标准委 Drafting Unit 国家标准委