Alterable information plank carried by vehicle
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As a traffic information display medium, the alterable information plank carried by truck widely used for roads, transport, construction and other sectors, is essential facilities of traffic management, and security of vehicles and human body in road maintenance, construction, transportation command, and accident handling process. Through the body of display screen adhering in the command vehicle, is convenient, quick, far for graphic distance, flexible, free, and so on. The display screen body, composed by luminous second grade pixel pipe of brightness LED and controlled by microprocessors, can timely get rid of graphics context information. With the arrival of the network information times, the alterable information display screen carried by vehicles has become a vital sign of the modern traffic command.