Sinovision,one of the most professional manufacturers in security industry in China, Provides comprehensive services that cover R&D, producing, marketing and after sales service. Our full range of various products including HD CCTV(AHD/TVI/CVI) Camera, Speed Dome Camera, DVR,IP Network Camera,NVR, and Smart Home Products' demands in both domestic and overseas market, and built in an excellent reputation in the world.We have a specialized R&D team and the high quality terminal production equipment. Our R&D team are constantly devoted to improve existing products and develop new products in order to provide our global customers with top-quality products, they accumulated a wealth of experience in the CCTV and IT industries after these years’ development.We insist strictly inspection in process, and always consider about its lifetime, safety, heat-resistant to make them reliable. Our 25 QC staffs are assigned to each production line. The complete quality control system consists of 12 procedures including raw materials test, vibrating test, voltage test, semi-finished products inspection, 40C for 48-hour aging test, waterproof test and finished product inspection, etc. So you can rest assured your cameras will have the quality you demand.All our products are CE, FCC certified, and also compliant with the RoHS Directives.For more details, please contact Andy, whatsapp/wechat:+86-18038192363