The YinYang is a vehicle concept in 2050.It adopts a modular design, When YinYang cockpit equipped with the maglev module,the cockpit can suspend under the road to reduce the Traffic density on the up side of the road,this type can drive with maglev technology cruising at a speed of 500 km/h quitely;The other is the wheeled type,which uses electric power to drive on the up side of the road,and the wheeled module is equipped with an automatic driving system that is uniformly managed in the city,which can ensure the efficient access of urban roads without Traffic jams.