R & D, manufacturing high-tech series of metering pumps, high pressure reciprocating pumps, mining pump, complete chemical dosing devices and high-precision automation equipment, has become the dominant model for similar industries, its reasonable design, excellent quality, perfect service, won the trust of users, is now widely used in petroleum, chemical, environmental, thermoelectric, metallurgy, paper, pharmaceutical, food and gas fields, including automatic dosing equipment has been successfully used in research work in the field of defense and aviation. Companies in the municipal sewage treatment and industrial waste water treatment dosing EPC project also has a wealth of operational experience.