The utility model discloses a vehicle-mounted micro-strip read-write antenna system, comprising a base arranged at the top of a motor vehicle, a bracket arranged on the base, an antenna fixing frame arranged on the bracket, and a plurality of vehicle-mounted micro-strip read-write antennas arranged on the antenna fixing frame. According to the utility model, the vehicle-mounted micro-strip read-write antennas are reasonably distributed and mounted to realize a read-write function without read-write dead zones around inspected vehicles; and the vehicle-mounted micro-strip read-write antenna system is convenient to mount, small in occupied space and low in cost.