Constone Sapphire Technology Co.,Ltd is located in Chongqing,China.It was established in 2010 by the engineers who worked with sapphire business more than 20 years. Constone Sapphire Technology Co.,Ltd is a professional company work with sapphire components process,sales and export. We know advanced process technology and have rich experience in designing and application of sapphire business. which ensure us developing and customizing products to meet our customers’ various special requirements fastly and efficiently. We have our own factory.In the productive process, We implement ISO9001: 2008 quality management system to control the quality strictly .We offer the customers at very competitive price, excellent service and on time delivery. Our products are steadily exported to Europe, the United States, Japan and other developed countries.And we get good reputation from our customers. Our products are widely used in instrumetation, optics, medical science, aerospace, military and other fields.We can offer different growth method material according to customer’s different application.The main growth methord: Verneuil’s method growth sapphire,KY growth sapphire,HEM grwoth sapphire.