Beijing Zhongmaichen is a professional cylinder block and cylinder head assembly machine manufacturer integrating R&D, production, sales and service. The annual production is 32,000 units, and it has been exported to many countries. The factory covers an area of 4000 square meters, the factory is equipped with modern testing and cleaning equipment in accordance with domestic advanced standards, and the engine assembly line and engine hot test running-in line with a high degree of automation; The key stations of the company's production line are all operated by automatic tightening machines to ensure the high consistency of products; The company conducts 100% hot test running-in test on the outgoing products to ensure that each product meets its factory inspection indicators.