Tungliyo Seiko Sapphire Co. Ltd., as a wholly-owned subsidiary of Biel Crystal Manufactory Ltd, established in 2014, is located in Industrial Park in Horqin District, Tongliao, Inner Mongolia, China. It is a high-tech enterprise specializing in R&D, manufacturing and sales of sapphire crystals and other new materials, as well as sapphire processed products such as sapphire crystal cover for watches, cameras and phones, and optical components like lens, windows etc. The company has a registered capital of 888 million yuan. At present, our production workshop, office area and living area have reached more than 100, 000 square meters. We are the first enterprise to realize the stable production of large-size sapphire crystals on a large-scale. As a direct supplier to the industrial chain of international communication giants such as Apple, Samsung, and Huawei, we are currently the world's largest diversified sapphire manufacturing enterprise.