- Shenzhen RuiDa Technology CO., LTD
- Main business:
- Caribbean RegionBermuda
- Shenzhen Bailira Technology Co., Ltd
- Main business:
- Caribbean RegionBermuda
- Zhengzhou Hongtuo Superabrasive Products Co., Ltd.
- Main business:
- Danyang Boyuan Tools Co., Ltd.
- Main business:
- Hejian Fanglei Drill Equipment Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Hunan Feiray Composite Material Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Shanghai Sunway Industry Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Zhejiang Yite Industry & Trade Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Changzhou Jingnuo Tools Manufacturing Co., Ltd.
- Main business:
- Shanghai Kingin Tools Co., Ltd.
- Main business:
- Xian Yujie Surf-Tech Co., Ltd.
- Main business:
- Zhejiang Richvertex Precision Tools Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Danyang Yongxing Cemented Carbide Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Beijing Adler Bauwerk Engineering Technology Co., Ltd.
- Main business:
- Danyang Three Win Industry Supply Co., Ltd.
- Main business:
- Jinggong Measuring Tools Producing Co., Ltd
- Main business:
- ZHEJIANG HEINER TOOLS TECH. CO., LTD
- Main business:
- Caribbean RegionBermuda
- Dongguan Kexin Electron Co., Ltd.
- Main business:
- Caribbean RegionBermuda
- Dongguan Kaiheng Machiny Co., Ltd
- Main business:
- Caribbean RegionBermuda
- Anhui Huatian Mechanic Co., Ltd.
- Main business: