Coreray Optical Communication(Nanning)Co., Ltd. is a professional company to provide manufacturing services of passive optical communication devices, including CM (Contract Manufacturing), OEM (Original Equipment Manufacturing), ODM (Original Design Manufacturing) and EMS (Engineering Manufacturing Service). The company is committed to integrate optical planar waveguide (PLC) technology for large-scale applications. We have the world's leading  high-efficient  production process in optical waveguide device design, testing and packaging. Our main products include Splitter Planar Lightwave Circuit (PLC splitter), Optical Switch, Coupler,WDM, as well as training services of PLC production line. All our high-precision adjustment production equipments and test equipment are manufactured by the international leading company.