Shenzhen Roadsay Technology Ltd., Co. registers in Shenzhen High Tech Zone and locates the work place at Second Hatcher Base of NanShan Hi-tech pioneering service center. Found in 2003, Roadsay has devoted to develop the technology and products on GPS tracking, positioning and navigating. We can design and supply all kinds of application products, including hardware and software, ranging from vehicle-based /vessel-based intelligent GPS terminal, vehicle-based GSP navigator, vehicle traveling date recorder, vehicle-based wireless group monitor system, photographic and audio GPS monitoring system, vehicle/ vessel GPS tracking and positioning system, taxi calling dispatching system, bus dispatching system, coach management system, WebGIS on-line monitoring system, remote GIS monitoring system, etc. Thanks to its high quality, rich function and good cost performance, RS2100s intelligent GPS tracking terminal, our main products , have been successfully applied in many industries to meet different customer’s needs, including logistic dispatching, private car security, taxi and bus dispatching, fleet management, etc. We are willing to cooperate with our friends sincerely. Mutual benefit, Double Win!