Home / Standards / GB/T 19957-2005 GB/T 19957-2005 Active Product of designations of origin or geographical indication---Sozhou Yang-Chen Lake Da-Zha Crab 地理标志产品 阳澄湖大闸蟹 Standard Type GBT ICS 67.120.30 CCS B52 Status 现行 Issue Date 2005-11-17 Implementation 2006-03-01 Responsible Dept 国家知识产权局 Drafting Unit 国家知识产权局