We have received a sample machine from the customer, but it is obviously can't be produced and not stable enough, and part of the design makes the cost of mass production very high. We have redesigned the machine to meet the demands of production and greatly reduce the cost. Car wash ToolOur client need us to design the next generation of product to solve the issues of previous products. After listening to the customer's opinion, we made a new design, it reaches client's demand and have success on market.