JH38-RZ concrete pump truck is combined with high reliability, economy, safety and durability. It has reasonable collocations for the chassis system, power system, control system, hydraulic system and pumping system. With the characteristics of flexible foldable arms, little space occupying support legs, easily movable chassis, equipped with H/L pressure switch, high outlet pressure, the whole concrete pump truck JH38-RZ is more flexible, reliable, stable and safe. It is the top-choice concrete equipment widely used in tunnel, airport, seaport, high-speed rail site, beam field, bridge construction projects and so on.