The vehicle information service system composes of four-grade centers, three-grade network management, and virtual service network, etc by integrative means of service center and on-board devices. Furthermore this system provides total solutions and integrated services for real-time positioning, route watching, alarm and help, scheduling information in text, remote control, voice watching, mobile telephone, data transmission, black box, and so on. It is greatly useful in the application of taxi, logistics, bus, police patrolling, dangerous goods transportation and other industries.
Some valuable innovations are archived in tax gathering of taxi, intelligent scheduling of vehicles, blind compensation, data compression algorithm, broadcast scheduling, optimal navigation route, etc. And this system has attained several original patents. The on-board terminals are widely used in industries, such as cash trucks, police wagons, and taxis etc. in Fujian, Jiangsu, Sichuan, and Guangdong provinces. Its excellent features of real-time, economical and effective are admitted by customers.