The rapid growth of the automobile industry has also led to the development of related industries, such as car wash, which, by saying that car wash requires specialized car wash tools to better serve consumers, has developed into leading and well-known brands in the cleaning equipment and cleaning industry, a brand that focuses on the development and sale, promotion and so forth of car wash products. Billion-power car wash companies sell a very rich product, not only with a consumer-popular, but also with a billion-power high-voltage cleaner, a billion-power vacuum cleaner, a billion-power air cleaner, and so on, and have won wide user approval in the home appliances industry. Among them, the billion-power high-pressure washing machine, which has the power to stop the gun and to conduct the cleaning operation, has two main types of nozzle water, one in fan form and the other in column water flow, which saves more than 80 per cent of the water compared to garden-style cleaning, with ...