HWGP440/50PI-22E high-pressure cement grouting pump, as a horizontal three-cylinder reciprocating single-acting piston pump with excellent performance, has shown extensive application value in many fields such as mining, geological drilling, railway construction, highway construction, water conservancy and hydropower engineering, bridge construction, foundation treatment and foundation reinforcement of high-rise buildings. With its excellent design and function, this grouting pump has become an indispensable equipment in many engineering projects.