Zhengzhou Zhongyuan Hengrui Machinery Factory is a designated enterprise by the Ministry of Coal for the support and manufacture of protection products. We are a joint-stock company combining the research and development, manufacture and sale. Hengrui strictly adheres to international industrial standard and manufactures and sells spray equipment, gunite machines, shotcrete machines, grouting machines, hose pumps, hydraulic spraying machines, artificial soil spraying seeders and series of other spraying machines. Especially, our newly developed soil spraying machines, which are a revolution in gardening spraying, have successfully won a high-tech patent. Our products have been widely used in many engineering projects around China. The used fields include mine, railway, highway, hydropower, underground building, subway and urban infrastructure, and our products have been distributed to many counties and regions, such as the USA, Canada, Japan, Malaysia, Indonesia, Vietnam, Pakistan, Taiwan area and Hong Kong. Our culture is "Survival by high-quality products, highly-efficient management, honest business and technical innovation".