We are very professional manufacturer in PCBs.Established in 2006, Sendwin is an UL,ISO14000&ISO9000 certified, high technology printed circuit board factory with over 450 employees including strong engineering support, and 16years of successful in Space, Defense, Aerospace, Medical, RF and Microwave Printed Circuit Board production, recognized as a reliable PCB global supplier.Including single-layer PCB, double-layer PCB, multilayer PCB, high thermal weight FR-4 PCB, heavy copper PCB, impedance control PCB, gold finger PCB, gold-plated PCB and some other PCBs. All printed circuit boards comply with RoHS standards and environmental protection requirements.Sendwin has more than 80% automated production facilities, and each process uses various brand-name equipment. These equipment are mainly composed of Hitachi, TIMAX, TALIANG, TONGTAI, Zhanigi, Csun, CE, etc., mainly from Japan, Taiwan, and Hong Kong.Our production capacity double-side & multi-layer is more than 80,000sqm/month.Welcome to visit us in Shenzhen China.We are sure that we can support with on time,cost effective & of highest quality service as your long term partner.