Home / Standards / GB/T 21998-2008 GB/T 21998-2008 Active Product of geographical indication - Dehua white porcelain 地理标志产品 德化白瓷 Standard Type GBT ICS 81.060.20 CCS Y24 Status 现行 Issue Date 2008-08-28 Implementation 2008-12-01 Responsible Dept 国家知识产权局 Drafting Unit N/A