1 CNNC? 6 1 general institute of mechanical science.
2 China Nuclear Industry Construction Group Corporation? China sinosteel Company.
China Aerospace Science and Technology Corporation? China Metallurgical Science and Industry Group Co., Ltd. ..
China Aerospace Science and Industry Corporation? China Iron and Steel Research Technology Group Corporation.
Aviation industry corporation of china? China National Chemical Corporation.
China State Shipbuilding Corporation? China Chemical Engineering Company.
7 China Shipbuilding Industry Corporation? China Light Industry Group Corporation.
China Ordnance Industry Corporation? China Craft (Group) Company.
9 China Ordnance Equipment Group Corporation? China National Salt Industry Corporation.
10 China Electronics Technology Group Corporation? Huacheng investment management co., ltd ..
1 1 China oil and gas group company? 7 1 China Hengtian Group Corporation.
12 Sinopec group? China Materials Corporation.
13 China Offshore Oil Corporation? China Building Materials Group Co., Ltd. ..
14 State Grid Corporation? China Nonferrous Mining Group Co., Ltd. ..
15 China southern power grid corporation? 75 Beijing Institute of Nonferrous Metals