- Beijing World Super Hard Tools Co., Ltd.
- Main business:
- Henan Zhongmei Drill Tool Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Hebei Fita Machinery Tools Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Quanzhou JDK Diamond Tools Co., Ltd
- Main business:
- Caribbean RegionBermuda
- Dongguan City Junhong Tube Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Dezhou Haotian Imp & Exp Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Shaanxi Hanjiang Machine Tool Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Qufu Chongde Precision Machinery Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Shanghai Sincere Steel & Tools Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Zhuzhou Wan Sheng Cemented Carbide Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Dezhou Shengda Precision Tools Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Maanshan RH Tooling Co., Ltd.
- Main business:
- Maanshan Totem Machine Equipment Co., Ltd.
- Main business:
- Hebei Hengkai Cemented Carbide Tool Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Hebei Xingshuo Saw Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Jiangsu Saifu Petrol-Machinery Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Maanshan Green Friend Machine Manufacturing Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Jinhua Jiahao Tools Factory
- Main business:
- Caribbean RegionBermuda
- Fuzhou Cheng Long Rock Drill Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Shanghai Hehua Mould Metals Co., Ltd.
- Main business:
- Caribbean RegionBermuda