SAIL, founded in 1982, has its headquarter in Ningbo, Zhejiang Province, China. Its predecessor is a gear factory in Ningbo. In 1988, SAIL began to produce planetary reducer. Five years later, SAIL started to do mass production. Now, SAIL is a professional manufacturer of planetary gear reducer and spiral bevel driving gear reducer with nearly 20 years of manufacturing experience, which enables SAIL to win a good reputation among the planetary gear reducer manufacturing companies in the world.

In 2001, SAIL began to produce high torque hydraulic motors, hydraulic winches, tracked classis and hydraulic system. Its products could completely keep pace with Bosch Rexroth, O&K, Brevini, Bonfiglioli, RR, Fairfield, etc. The planetary gear reducer, authorized by many technical supervision organizations, are widely used in construction machinery, wind-power generation equipments, coal mine machinery, military industry, oil industry, etc. Its self-innovate crawler transmission equipment, sells great well in the world.

SAIL thinks much of the service to our customers. We hold that our good quality products are produced by not only our skillful workers, but our customers who trust us. All our production process, including designing, producing, fitting and testing, are customer-oriented. We have offices in Shanghai, Taiyuan, Dalian, Changsha, etc., which could strengthen our service to our customers.

SAIL, close to Beilun port, owns a very convenient environment. Now, there are 258 employees, 62 of them are engineers or technicians. Its new-planning factory covers an area of 52, 000 square meters and includes 9 workshops_forging, heat treatment, machining, fitting, testing, etc. We attach much to the quality of our products and test and evaluate our products termly. In the future, we will maintain the quality certification system.