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.