Ningbo Power hydraulic motor Co., Ltd is established in 1973. It is specialized in manufacturing a variety of hydraulic motors, hydraulic transmission drives and slewing drives, electric transmission drives,hydraulic winches, hydraulic capstans, hydraulic opening hatch equipment, high accuracy hydraulic rotary flow divider, and whole set of hydraulic system. Ningbo Power R&D center which have more than 20 senior and middle R&D talents including professional senior engineers, doctors and masters from famous university and college. Therefore the independent design and R&D ability is very strong. Up to now Power has gained 25 items and declare 15 items of invention and utility model patents. Ningbo Power has 10 sets of imported CNC machPowerng center and 5 sets of imported lath turning machPowerng center and digital control lathes, 5 sets of domestic digital control lathes and CNC multi-head drilling machine. Due to the strong process capability, the quality of main parts processed by CNC can be guaranteed well. Not only the main parts of Power products used high-grade alloy steel material like 20CrMnTi, 42CrMo, but also adopted advanced heat treatment technology including treatment of carbon penetration, quenching, salt bath and nitrogen treatment to promise the product quality. The key parts such as screw cartridge valves, sealing, and screw bolts all were imported from USA, Germany, Italy, France and xxxxx