SEVV is a chinese manufacturer specializing in research, development and production of gear box reducer drives.  The main products are RV series worm reducer, MB、MBN series planetary cone-disk variator,R,K,F series helical gear reducer, S series helical-worm gear reducer, WH/WB series high power reducer and Shaft Mounted gear reducer etc. The products have been widely used in diferente types of industries. Such as petroleum and mineral exploration, food packing, beverage, metallurgy, conveyer, solid packing, rubber and plastic industry  and so on.