Slew drive mainly consists of a slewing bearing, a worm gear, housing and a hydraulic or an electric motor.As the core component used slewing ring,so it can bear the axial fore,radial force,tilting moment at the same time.Compare to the traditional slewing products ,it is easier to install,maintain,and save the installation space.It can be widely used in construction machinery field and new energy field like,heavy duty trucks,container cranes,truck cranes,aerial vehicles,solar tracker and so on.