The washing and sweeping vehicle can be used as a road sweeper alone for road cleaning and suction operations; it can also be used as a high-pressure washing vehicle for pavement washing and suction operations; it can also be used as a road sweeping suction and high-pressure flushing combination as a washing and sweeping vehicle to achieve cleaning Various combinations of, washing, and pumping can be used to meet the various needs of different users. The car can be widely used in the washing and cleaning operations of urban main roads and viaducts.