- Taiyuan Twin-tower Aluminium Oxide Inc.
- 全国主营:The main products of the company are brown fused alumina blocks and grits for refractory and abrasive use as well as the automatic space warehouse, diamond disc saws, NdFeB permanent magnetic material
- Beijing Xinruida Diamond Product Co., Ltd.
- 全国主营:Diamond tool
- Dongguan Zhenying Cutting Tool Co., Ltd.
- 全国主营:Milling tool
- Yueqing Furong Zhongtai Tool Co., Ltd.
- 全国主营:Electric hammer bit, Impact drill, Flat drill, Awl, Connecting rod, Opening machine.
- Taizhou Huadong Cemented Carbide Die And Cutting Tool Co., Ltd.
- 全国主营:Cemented carbide dies and Cutting-tools
- Shenyang Siasun Robot & Automation Co., Ltd.
- 全国主营:Automated production line, Robot, Cutting system, Numerical control machine tool.
- Changzhou Esonics Precise Machinery Co., Ltd.
- 全国主营:Assembling fixture
- Shanghai Haizhi Trade Co., Ltd.
- 全国主营:Potentiometer
- Changzhou Guangyang Tool Factory
- 全国主营:Mechanical tool
- Zhenyuan Tool Co., Ltd.
- 全国主营:Metal tools
- Tianjin Xuhe Hard Alloy Industrial And Trading Co., Ltd. Renqiu Office
- 全国主营:Hard alloy mould
- Wenling Xingke Machine Tool Factory
- 全国主营:Machine tool fittings
- Wenling Weijiao Xueming Tool Factory
- 全国主营:Milling cutter
- Tianwei Cemecon Coating Technology Co., Ltd.
- 全国主营:Coating products
- Cangzhou Huifeng Machine Tool Accessories Producing Co., Ltd.
- 全国主营:Numerically-controlled machine accessory
- Zhongshan Yixin Super Hard Cutter Co., Ltd.
- 全国主营:Superhard cutter
- Dingye Industrial Co., Ltd.
- 全国主营:Adjustable handle, Ripple handle
- Shenzhen Kingsun Tool Steel Hardening Technologies Co., Ltd.
- 全国主营:Metal mould
- Quanzhou Shunji Bakelite Fittings Factory
- 全国主营:Bakelite operation parts
- Shenyang Shenfei Aeroplane Spaceflight Special Equipment Factory
- 全国主营:Spaceflight special equipment.