JADEZONE(www.jzsapphire.com) produces mobile phone lens and camera lens, optical glass, Jewelry, high-end sapphire crystal cover for watches, wristwatch accessory and many other glass-related products. After more than 10 years of growth, JADEZONE has won the praise of many prestigious watch brands. Our company has an experienced engineering research and development team. We use raw materials from Europe, Japan and also the domestic high-quality raw materials. We have various Sapphire products manufacturing styles, such as: flat, sapphire watch case, engraved crystal, single cyclinder, single-dome crystal, convex crystal, rubby crystal, box-type crystal, doubble cyclinder, crossdome crystal, sapphire rim, openings double dome crystal, turtle back double dome crystal and specialty shapes, can be produced according to customer's design requirements. We got eight patents and one software copyright, and passed the ISO9001 quality certification and ISO14000 environmental certification.