Haishan can make trailer concrete pump whose valves are gate valve and S valves. The pressures are from 8-18MPA. Horizontal distances are from 700-2000m and vertical distances are from 100-250m. The pumps and valves can be made by KAWASAKI, HAWE and REXROTH. The hydraulic pipes are made by MANULI in Italy and the PLC is made by MITSUBISHI in Japan. The pumps can be electric motors and also diesel engines driven.