- Wuxi Changsheng Steel Structure Co., Ltd.
- 全国主营:Steel beam
- Liaoyang Dingsheng Barrel Factory
- 全国主营:Iron bucket
- Feng Xian Sanxing Casting Co., Ltd.
- 全国主营:Iron castings, Steel castings
- Changchun Cast Steel Factory
- 全国主营:Steel castings
- Shanghai Jialin Metal Product Co., Ltd.
- 全国主营:Iron nail
- Shanghai Pudong Beicai Weihang Hardware Factory
- 全国主营:Hardware, Cold-worked parts, Cast
- Tianjin Hospital Equipment Factory
- 全国主营:Medical treatment bed, Tooth repair equipment and Automotive parts
- Wenzhou Qunying Mechanical Standard Parts Co., Ltd.
- 全国主营:Stainless steel fasteners
- Tianjin Hongri Tin Making Co., Ltd.
- 全国主营:Tinplate empty tin
- Shanghai Hadiwei Stainless Steel Co., Ltd.
- 全国主营:Standard parts
- Beijing Longdu Iron Art Decoration Co., Ltd.
- 全国主营:Art gate, Roll blinds gate, Sunshine canopy, Retractable canopy, Art fence, Veranda fence, Art window fence
- Zhongshan Hengda Decoration Furniture Factory
- 全国主营:Plate fitment
- Wuying Dongfeng Chain Co., Ltd.
- 全国主营:Chain
- Sanshui Yongfeng Hardware Co., Ltd.
- 全国主营:Stationery for sealing box, Gummed paper
- Beijing Zehnder Radiators Co., Ltd.
- 全国主营:Plumbing and heating equipment.
- Baoji Tonglida Industrial And Trading Co., Ltd.
- 全国主营:Die-castings
- Ningbo Jiulong Fasteners Manufacture Co., Ltd.
- 全国主营:Fasteners
- Jiangsu Yongtai High Strength Bolt Factory
- 全国主营:Bolt, Nut, Drive bolt
- Shanghai Shengshen Stationery And Sports Goods Co., Ltd.
- 全国主营:Stationery and sports goods