- ASHI Diamonds
Producing bridal, engagement, fusion, gemstone, and bold gold jewelry across its global manufacturing facilities.
https://www.ashidiamonds.com
- Boen
Crafts stunning high‑quality custom jewelry from your ideas from CAD design and prototyping to material sourcing, and finished packaging.
https://www.boengem.com
- Huadiam
Specializing in sintered, hot-press, laser-welded blades, cup wheels, core drills, and polishing pads, with full quality assurance and global reach.
https://www.chinadiam.com/
- Huanghe Whirlwind
Specialize in synthetic diamonds (HPHT, CVD), diamond powder, PCD, and related equipment.
https://www.huanghewhirlwind.com/
- Lee Heng Diamond Co Ltd
Combines traditional craftsmanship with modern technology to produce expertly cut gemstones and elegantly designed jewelry pieces.
https://www.leehengdiamond.com/index.aspx
- Tonglin
Specializing in gold, silver, lab‑grown diamond, and custom OEM/ODM designs with lifetime support and global delivery.
https://tonglinjewel.com/
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