- Dongguan Little No.1 Scholar Stationery Co., Ltd.
- 全国主营:Stationery
- Nanjing Yangsheng Casting Co., Ltd.
- 全国主营:Iron castings
- Nanjing Radio Standard Parts Factory
- 全国主营:Fastener
- Nanjing Xiangyang Standard Parts Factory
- 全国主营:Machine screw
- Gaochun Wire-drawing Factory
- 全国主营:Cage
- Shanghai Jinshan Longwan Die-casting Factory
- 全国主营:Die-castings.
- Shanghai Shenling Steel Structure Co., Ltd.
- 全国主营:Steel structure parts.
- Shanghai Weizhili Trade Co., Ltd. Fourth Branch
- 全国主营:Fastener
- Shanghai Hongxiang Vessel Accessories Factory
- 全国主营:Metal fittings, Vessel fittings
- Shanghai Siweida Industrial Company
- 全国主营:Industrial pneumatic chain riveting gun
- Jilin Hengxu Industrial Co., Ltd.
- 全国主营:Precision casting
- Changchun Xinli Machine Fittings Co., Ltd.
- 全国主营:Machine tool fittings
- Zhongshan Chuangtai Electric Appliance Co., Ltd.
- 全国主营:Television rack
- Wuxi Yueda Fastener Co., Ltd.
- 全国主营:Fastener
- Haiyang Tongyong Hardware Co., Ltd.
- 全国主营:Furniture hardware
- Tangshan Hongda Hot Rolling Co., Ltd.
- 全国主营:Band steel, Continuous rolling billets
- Shanghai Heshun Hardware Standard Component Co., Ltd.
- 全国主营:Standard component
- Hongrongyang Machinery Industry (shenzhen) Co., Ltd.
- 全国主营:Machinery parts
- Zhongshan Doer Automatic Door & Window Technology Co., Ltd.
- 全国主营:Automatic doors and windows
- Dai'ao Metalwork (shenzhen) Co., Ltd.
- 全国主营:Metal slat