TradeVerifyShi Hishi Crystal S&T (Shenzhen) Co.Ltd is wholly owned subsidiary of Shi Hishi is a professional R & D sapphire (Al2O3), quartz, tungsten carbide and other hard and brittle materials and related special gem components, machining , sales and import and export trade of high-tech enterprises; have sapphire outstanding professional technical team and advanced processing equipment, master sapphire and optics production and processing core technology and improved manufacturing processes, customers can provide a large number of long-term, stable sapphire and other optical devices fixed products.Our main products include:, Sapphire dome, dome shaped sapphire, sapphire super dome; Sapphire optical window films and substrates, gems square sheets and rectangular pieces; Sapphire lens, sapphire prism, blue / ruby ball, sapphire rod, sapphire laser rod; Through-hole gem components, micro sensors gems, precious stones measuring nozzle and inserts, bearings, valve assembly and shaped components and other products;
