Ningbo Sail Hydraulic Transmission Co., Ltd. founded in 1982, Started to produce planetary reducer in 1993, hence we have accumulated rich production experience in this area, currently, we are one of the world-branded reducer factories and also the professional manufacturer of planetary gearbox among the world. The products we offer: Gearbox, Hydraulic motors, Hydraulic pumps, Winches. Our products can totally replace the Bosch Rexroth, O&K, Brevini, Bonfiglioli, RR, Fairfield in terms of external installation dimensions and performance parameter.The planetary reducer made in Sail, accreditated by Technical supervision institutions and approved by ISO9001 quality management system certification. Our products have won well-deserving reputation based on excellent performance, And widely applied into various construction machinery(such as the rotating Drills, cranes, Flat Bed Trailer, elevating transporter, Pile Driver, Continuous wall Grab, and etc)Wind Power Equipment(Transportation facility, lifting equipment, Yawing and variable pitch), Coal Mine Machinery(Excavator), metallurgy, Marine, Railway, Oil industry, Light Industry, Military Industry, Geological Exploration, Agricultural Industry, Environment Industry, Horticulture industry and so on, Our planetary gearbox and hydraulic motor- brand Sail, have get though all the harsh environment in the last twenty years, including extremely cold area of northeast China and Siberia of Russia with high latitude minus 50 degrees Celsius, in northwest China Taklamakan Desert with 60 degrees Celsius hot dry windy and dusty weather, and in southwest China with high humidity and temperature.