- Wenzhou Longbang Steel Industry Co., Ltd.
- 全国主营:Steels
- Wuhan Steel Design General Research Institute Precise Cold Bent Section Steel Product Factory
- 全国主营:Cold forming sectional steel, Weld tube
- Hangzhou Longtai Trading Co., Ltd.
- 全国主营:Metal material
- Zhucheng Hongjin Wire Stock Factory
- 全国主营:Metal wire stock
- Tianjin Agricultural Production Goods Co., Ltd.
- 全国主营:Industrial chemicals, Steels
- Guangzhou Steel Enterprise Group
- 全国主营:Building steels
- Hangzhou Hongyi Metalworks Co., Ltd.
- 全国主营:Copper, Aluminum, Steels, Iron
- Tianjin Yifulong Steel Trading Co., Ltd. Beijing Branch
- 全国主营:Medium plate, Screw thread, Square billet, Plate billet
- Wenzhou Feinan Mould Industrial And Trade Co., Ltd.
- 全国主营:Metal material, Hardware, Mold
- Zaozhuang Shnating Shanting Shilongkou Wire Drawing Factory
- 全国主营:Iron wire
- Beijing Canghai Metal Pipe Fittings Co., Ltd.
- 全国主营:Metallic material
- Zibo Henggang Machine Co., Ltd.
- 全国主营:Cold-drawn wire
- Zhuji Tianjie Special Steel Co., Ltd.
- 全国主营:Steel and iron, Silicon steel plate
- Ningbo Beilun Jiangnan Wire-drawing Co., Ltd.
- 全国主营:Metal drawn wire
- Zibo Aotai Section Steels Co., Ltd.
- 全国主营:Section steel
- Shanghai Baiying Steel And Iron Group Co., Ltd.
- 全国主营:Steels
- Ningbo Baiyong Steels Trade Co., Ltd.
- 全国主营:Steels
- Tianjin New Century Trade Co., Ltd.
- 全国主营:Band steel
- Gaomi Shengda Industrial And Trade Co., Ltd.
- 全国主营:Steels