Angang steel rope co., ltd
Baosteel group Nantong wire rod products co., ltd
other
Sinosteel Zhengzhou Metal Products Research Institute Co., Ltd.
Jining wire rope factory
Baotou steel metalware factory
Baotou metallurgical mining machinery manufacturing co., ltd.
Tian Li machinofacture co., ltd
Shanxi Tian Xiang machinery co., ltd.
Hebei Hengshui Li Yong electric wire co., ltd