- Hainan Zhongwu Mine Metal Co., Ltd.
- 全国主营:Hardware products.
- Beijing Jiali Lianzhu International Trade Development Co., Ltd.
- 全国主营:Cast iron sections
- Wuxi Suns Tubing Industry Co., Ltd.
- 全国主营:Metal material
- Dongguan Jiasheng Steels Product Co., Ltd.
- 全国主营:Plastic mold blank and fittings
- Qingzhou Dongmao Nonferrous Metal Material Co., Ltd.
- 全国主营:Power transformer iron core
- Beijing Gangyan Scientific And Trading Company
- 全国主营:Metallic material, Building material.
- Dongguan Taigao Steels Co., Ltd.
- 全国主营:Mould steels
- Qingdao Haili Steel Products Co., Ltd.
- 全国主营:Steel products
- Shanghai Baosteel Group Corporation
- 全国主营:Hot-rolling band steel, Cold-rolling band steel, Seamless steel tube.
- Shanxi Yongfa Trade Co., Ltd.
- 全国主营:Steel materials
- Linyi Yousheng Iron Alloy Co., Ltd.
- 全国主营:Alloys furnace charge
- Qingdao Xinlai Weiye Trade Co., Ltd.
- 全国主营:Metal material, Construction material
- Wuxi Penghui Metal Profile Stretch Bending Factory
- 全国主营:Stretch bending machine
- Changzhou Gaoshang Material Co., Ltd.
- 全国主营:Steel material
- Dongguan Baoxing Precise Mould Co., Ltd.
- 全国主营:tungsten steel roughcast
- Zhangzhou Chuen Bao Apt Smeltery Co., Ltd.
- 全国主营:Hard alloy product
- Guangzhou Kyh Metal Co., Ltd.
- 全国主营:Steel materials
- Foshan Nanhai Xiangsheng Metal Material Co., Ltd.
- 全国主营:Metal material
- Kunshan Shangdongfang Metal Product Co., Ltd.
- 全国主营:Plastic mould frame, Mould, Hardware mould frame, Guide column, Guide bushing and its spare parts
- Langfang Tianze Trade Co., Ltd.
- 全国主营:Angle steel, Channel steel, I-section steel