In order to manage the road traffic in digitization and intellectualization

Vehicle Digital Standard Infosource System is proposed to establish electronic car license plate technique with the foundation of passive UHF radio frequency cards. It is explored and demonstrated in the public security road traffic management.The demonstration results indicate the system of vehicle digital standard infosource has very broad application domain and high promotion value. In the mean time

it provides the convenience to the public security road traffic digitization and the intellectualized management.