The washing machine is a new type of portable service, a green, energy-efficient product, 30-50 litres of water for a car to wash, which is very easy and fast. The owner of the car is at home, in shopping, whenever and wherever he wants to wash his car during entertainment, while the washing machine is about 10 minutes away from the car wash, saves time. A self-washer is an hourly charge for a humanized service, and if the car is not dirty, it will be more economical to use the top of the self-washer at $3 or $4 to wash the car. The washing machine, which is a commercial car wash, provides both a swipe card and a deposit payment, and is properly billed to make it easier to save water and sustain development. Scratch the card or drop the money and wash the car with the pressurized water gun. The average car wash is 3-8 minutes, with an average of $4. By comparison, it is between auto-washers and small self-washers; functionally, it has the full functionality of car washes and foam ma...