Taiyuan Iron and Steel Group Company

Guiyang steel mills

The Guangdong tricyclic Group company

The Phang long Steel Group Company

The Chongqing Liangjiang surface processing company

Chongqing Qinghua Chemical Company

Chengdu Hung Hing Machinery Company

Special Steel Branch

Baoji Titanium Industry Shares

The Beijing North Metallurgical Functional Materials Company

Xining Special Steel

Spanish GSW Inc.

Shanxi Meijin Group

Shanxi Antai Group