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Chinese standards: **National standards (GB), Machinery industry standards (JB), Chemical industry standards (HG), Coal industry standards (MT), Oil and gas industry standards (SY), Petrochemical industry standards (SH), Light industry standards (QB), Telecommunications industry standards (YD), Building materials industry standards (JC), Construction industry standards (JG), Environmental protection industry standards (HJ), Aerospace industry standards (QJ), Nuclear industry standards (EJ), Packaging industry standards (BB), Urban construction industry standards (CJ), Shipbuilding industry standards (CB), Metallurgy industry standards (YB), Electric power industry standards (DL), Textile industry standards (FZ). **Military industry standards (GJB), Automotive industry standards (QC), Pharmaceutical industry standards (YY), Agricultural industry standards (NY), Non-ferrous metallurgy industry standards (YS), Non-ferrous metals industry standards (YS), Health industry standards (WS), Forestry industry standards (LY), Fisheries industry standards (SC), Marine industry standards (HY), Rare earths industry standards (XB), Water resources industry standards (SL), Commercial industry standards (SB), Sports industry standards (TY), Financial industry standards (JR), Cultural industry standards (WH), Commodity inspection industry standards (SN), Archives industry standards (DA), Materials industry standards (WB), Press and publication industry standards (CY), Meteorology industry standards (QX). **Metrology standards (JJ.), Local standards (DB), Customs industry standards (HS), Postal industry standards (YZ), Navy industry standards (HJB), Foreign trade and economic cooperation industry standards (WM), Broadcasting, film and television industry standards (GY), Labor and work safety industry standards (LD), Electronics industry standards (SJ), Geology and minerals industry standards (DZ), Land management industry standards (TD), Public security industry standards (GA), Tourism industry standards (LB), Aviation industry standards (HB), Civil aviation industry standards (MH), Civil affairs industry standards (MZ), Education industry standards (JY), Tobacco industry standards (YC), Surveying and mapping industry standards (CH), Civil products of the arms industry standards (WJ), Railway transportation industry standards (TB), Transportation industry standards (JT), Grain industry standards (LS)**