Shenzhen Siyongxin Industrial Co., Ltd. The Leading supplier and total solution provider for Vehicle Security System and Vehicle Electronics System in China, is the fastest-growing company who dedicated to R&D, manufacturing and selling of Vehicle Security System (Including Vehicle tablet, Vehicle DVR, Vehicle GPS tracking, Vehicle monitoring cameras etc.) and Vehicle Electronics System(Including Vehicle Audio, Vehicle Video, Vehicle Navigation, Vehicle Sensors etc.). With good reputation of high quality, competitive price, customer-oriented service and professional technical support, Siyongxin's products and systems have been widely used in many industries like Trucks, Taxi, Bus, Public Bus, Public Transportation, Logistics Transportation, Special transport vehicles, Personal Cars and in more than 40 countries such as USA, Brazil, UK, CANADA, Australia, U.A.E and Qatar etc.