







Jadezone Optical (HK )Ltd.was established in 2010 and we have plant in Shenzhen. We have over 10years experience about Sapphire's processed. Jadezone Optical is focusing on the manufacture and value-added of Sapphire Crystal which products including watch glass and accessories, glass cover of the mobile phone, jewelry and various kinds of electronic products. We currently have more than 300 staff in over 3,000 square meter factory areas. On the other hand, Jadezone Optical has advanced production machines and professionals. We got eight patents and one software copyright, and passed the ISO9001 quality certification, Our quality of products can compliant with REACH and RoHS standard. Since we have our own factory in Shenzhen, so we are confident that we can provide you superb quality products with competitive price. And our customers are all over in many countries of Europe and the United States. We have long-term cooperation with famous brands companies- Have a highly appreciated from the partners.


While our company is developing, we still not forget to help the poor, and be enthusiastic about public welfare; care for the suffering, willing to help others; wholeheartedly serve and contribute to society.
See MoreSynthetic Sapphire Glass and Its Close Bond with Jewelry
Synthetic sapphire glass, lab-grown corundum with identical chemical and physical traits to natural sapphires, has become an irreplaceable core material in the modern jewelry industry. Scoring 9 on the Mohs hardness scale, it far outperforms ordinary glass and cubic zirconia, resisting scratches and abrasion for long-term daily wear on rings, pendants and earrings.
Synthetic Sapphire Glass: The Premium Material for High-End Camera Lenses
Lab-grown synthetic sapphire crystal has emerged as a top-tier optical material for camera lens protectors and core lens components, extensively used in flagship smartphones, action cameras, industrial vision devices and drone camera systems, outperforming conventional tempered glass and mineral glass with a full suite of superior physical and optical strengths.
Sapphire Crystal Grows Popular in Precision Optical Industry
The synthetic sapphire crystal market is witnessing steady growth in 2026, driven by booming demand from precision optics, semiconductors, medical devices and aerospace sectors. Made of single-crystal aluminum oxide, sapphire crystal features Mohs hardness 9, outstanding broad-spectrum transmittance, great thermal resistance and superb scratch resistance, which cannot be easily replaced by ordinary glass materials.
Sapphire Provides a amazing compromise between durability, transparency and cost. It is very hard 9 on the Mohs scale next to diamond, according to report, the sapphire glass is 3 times as hard than mineral glass.