- Qidong Yunsheng Foundry Machinery Co., Ltd.
- 全国主营:Castings.
- Lishen Mechanical Equipment (haimen) Co., Ltd.
- 全国主营:Lifter
- Luoyang Zhongzhong Founding Factory
- 全国主营:Steel castings, Blanks, Steel forging
- Nantong Shandao Auto Parts Co., Ltd.
- 全国主营:Auto parts.
- Benxi Dingfeng Metalwork Co., Ltd.
- 全国主营:Metalwork
- Benxi Xinchang Metal Casting Co., Ltd.
- 全国主营:Iron casting
- Fushun Shunrong Metal Structure Co., Ltd.
- 全国主营:Metal structural parts, Electromechanical integrated product
- Rushan Hengyu Door And Window Co., Ltd.
- 全国主营:Aluminium alloy door, Aluminium alloy window, Plastic steel door, Plastic steel window, Metallic doors & windows
- Yantai Fushan Huilong Industrial Co., Ltd.
- 全国主营:Steel structure
- Rushan Dagushan Dongsheng Foundry
- 全国主营:Iron castings
- Yantai Hengda Hardware Machinery Co., Ltd.
- 全国主营:Chains
- Qingdao Huyi Machinery Co., Ltd.
- 全国主营:Autocycle fittings, Chains, Chain wheel
- Hebei Metals & Minerals Import & Export Corp.
- 全国主营:Steels, Metal products, Ferrous and non-ferrous materials, Minerals, cast iron products, Forging products, Construction materials, Refractory materials, Coal and products, And other non-metallic produ
- Luoyang Bearing Research Institute Affiliated Bearing Center
- 全国主营:Steel ball
- Wuxi Jinding Metal Product Co., Ltd.
- 全国主营:Roofing nail, Self-tapping screw
- Nantong Huaxia Aluminum Alloy Products Co., Ltd.
- 全国主营:Aluminium alloy product, Steel casement door.
- Changzhou Houxiao Lamps Co., Ltd.
- 全国主营:Decorative metal plate
- Xiaosong (changzhou) Casting Co., Ltd.
- 全国主营:Casting, Casting mould
- Wuxi Jiang'nan Crank Shaft Co., Ltd.
- 全国主营:Crank shaft, Metal product