- Yinglong Superhard Materials Manufactory
- Main business: Diamond, Grinding, Wheel;, Common, Abrasive, Paste;, Tungsten, Carbide, Blades;, Alloy, Steel
- Caribbean RegionBermuda
- Qingdao J&K Co,.Ltd
- Main business: carbide brazed tools, .boring bars, turning tools
- Caribbean RegionBermuda
- Sandum Precision Industry(China) Co.,Ltd.
- Main business: brass inserts, stainless steel inserts, fasteners for sheet, inserts for metals, wire thread insert, insert for wood, rivet nut, pins and shafts, screws,
- Caribbean RegionBermuda