Our website http://www.grhpower.com/
Founded in 1986, Shanghai Guorui Hydraulic Technology Co., Ltd. has more than 328 staff members. Our managers and technicians account for 26%. We have an area of 22000 square meters, equipped with 208 equipment, such as machine centers, CNC lathes, gear hobbing machines, gear shaving machines, gear honing machines, rigid boring machines, controlled atmosphere carburizing furnaces and test/physical/chemical equipment.

Main products are:
1, Hydraulic gear pump
1) Group0 pump
2) Group1 pump
3) Group2 pump
4) Group3 pump
5) Caterpillar pump
2, Constant flow pump or power steering pump
3, Gear motor (flow divider)
4, Hydraulic control valve:
1) Multiple direction control valve
2) Pneumatic direction control valve
3) Manual rotary valve
4, Hydraulic cylinder