Shenzhen Great Track Technology Limited is an advanced high-tech enterprise integrated with product research, manufacture and marketing of GPS Tracker,GPS Navigation,Car Radar Detector,Car DVR etc . Since its establishment in 2005.As a high-tech enterprises,we have a strict management system, and have obtained the authentication of CCC, CE, FCC ,ROHS, ISO9001 etc.We count on long standing business relationships, we deserves wide range of cooperation with the well-known Chinese and foreign high-tech companies and service in the long term. In order to meet the developing of the markt, our aim is to transform the latest and the best research fruit into productive quickly, develope science and technology, serve the society.