- Yangzhou Shuntian Pipeline Tools Co., Ltd.
- 全国主营:Pipe twist wrench, G-clamp, Woodworking clamp, Corner saw.
- Zibo Jinqiao Hubbed Flange Factory
- 全国主营:Flange.
- Yancheng Hongsu Water Supply Equipment Factory
- 全国主营:Water supply equipment
- Taizhou Zhenhua Metal Net & Belt Factory
- 全国主营:Tobacco leaf redrying net, Stainless steel wire net, Single plate dryer net, Radiator.
- Jinan Huibang Hanmo Industry Co., Ltd.
- 全国主营:Welding material, Forging mould.
- China Zhongqi Group Jinan Business Vehicle Co., Ltd. Precision Casting Factory
- 全国主营:Precision casting.
- Yantai Yite Casting Machinery Co., Ltd.
- 全国主营:Abrator, Abrasion-proof parts.
- Zhangqiu Donglin Petrochemical Machinery Co., Ltd.
- 全国主营:Bend, Flange, Tubing.
- Yantai Zhifu Huangwu Steel Moulding Board Factory
- 全国主营:Moulding board
- Zhucheng Hongda Mould Co., Ltd.
- 全国主营:Steel castings, Rubber mould.
- Weifang Hongsheng Casting & Forging Machinery Co., Ltd.
- 全国主营:Machinery products.
- Weifang Coal Gas Outfit Factory
- 全国主营:Cylinder
- Zibo Longtian Spring Co., Ltd.
- 全国主营:Spring
- Zibo Mine Machine Works
- 全国主营:Steel castings, Machinery.
- Jinan Huayao Technology Co., Ltd.
- 全国主营:Spraying machine
- Yuhuan Donghai Automobile Fittings Factory
- 全国主营:Automobile standard parts, Automobile chassis fittings
- Zhejiang Chaoqian Communication Equipment Co., Ltd.
- 全国主营:Optical fiber cable distributing connection products : Fiber optic jumper, Fiber optic converter, Adapter, Optical cable distribution case, Distribution frame, Branch box, Outdoor communication optic
- Shanghai Xianggu Steel Structure Engineering Co., Ltd.
- 全国主营:Steel structure engineering parts.
- Yongkang Tangxian Fire-fighting Equipment Factory
- 全国主营:Fire-fighting equipment