The washing and sweeping vehicle also has a high-pressure cleaning function, which can deeply clean the road surface through high-pressure water spray. The high-pressure water flow can effectively remove stubborn stains, oil stains, etc. on the road surface, restoring the original color and finish of the road surface. Compared with traditional cleaning methods, the cleaning effect of the washing and sweeping vehicle is more thorough and can greatly improve the cleaning quality of the road surface.