Profile: Wuxi Lida Gear Manufacturing Co., Ltd. is a manufacturer and supplier of slewing ring bearings & gears. We make all kinds of slewing ring bearings like single-row four points contact ball bearing, single-row cross arranged roller bearing, double-row same ball diameter bearing, double-row different ball diameter bearing, three-row roller bearing, and ball & roller combined bearing. The wind turbine bearing is used to track wind direction.