Shaanxi Longmen Steel Group (Hereinafter called LongSteel), founded in Oct 5, 2002 and Registered on Dec 5, 2002, is an economic associations composited by Shaanxi Longmen Steel (Group) Corporation and its 11 holding subsidiary companies, 6 shares participants, 15 cooperating companies.

The 11 Holding subsidiary companies including: LongSteel Group Baoji Hong Guang Steel Co., Ltd, LongSteel Baoji Rolled Steel Co., Ltd, Shaanxi Hualong Fire-resistant Material Co., Ltd, Shaanxi Daxigou Mining Co., Ltd, Shaanxi Longmen Steel Group Green Industry Develop Co., Ltd, LongSteel Group Changlong Transportation Co., Ltd, LongSteel Group Huashan Equipment Co.,Ltd, Beijing Huatian Yulong International Steel Trading Co., Ltd, Shaanxi Longmen Steel Group Imp. & Exp. Co., Ltd, Shaanxi LongSteel Group Sian Steel Co., Ltd, Shaanxi Yuxin Commercial Co., Ltd.