Mobile brigade belongs to the part of the national rapid reaction force, specializing in the handling of emergencies and long-range mobile operations. Digital diligence, that is, the use of technology and other information technology equipment, and the use of information technology, big data technology-driven diligence. Digital diligence room with a click of the mouse, the display immediately appeared on the designated point of real-time monitoring screen, so that the traffic police more ears and eyes, significantly improve the management efficiency, to achieve the possibility of traffic violations, accident handling, traffic incident disposal first time to the scene.