The company manages the taxi with GPS system products,LED advertisement, the LED display prominent features monitor operation monitoring center can understand real-time position, and the vehicle in the center of the map to accurately display vehicles at the state (such as speed, running direction, etc), Telephone call car passenger car phone call dispatching center around, the network can automatically search area on the fly, empty shunting of detailed information in speech or Chinese information to vehicle terminal, and greatly improve the efficiency of scheduling, Through installs LED electronic display ads, advertisement, improve profitability, release information related to social welfare advertisement, to build a harmonious society and a digital city.