China LD Slewing Bearings Manufacturing Co., Ltd, established in 1993, is located of Wuxi in China, which has prosperous economy and beautiful scenic. We are professional manufacturer and supplier of slewing ring bearings & gears, We make all kinds of slewing ring bearings, such as 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, ball and roller combined bearing. We are capable to design and manufacture non-standard slewing ring bearing independently. Our products are widely used in various application fields, such as port, ship, vehicle, mining, engineering, lifting, environmental protection, oil, chemicals, light industry, metallurgical machinery and the military, etc. There are currently 350 employees in our company. Our factory covers an area of 60,000 square meters, including the workshop with the area of 35,000 square meters.

Slewing ring bearings with our own registered trademark "LIDA" are manufactured in accordance with the standard of mechanical industry JB/T2300-1999, the standard of marine industry CB/T3669-1995 and the standard of construction industry JG/T66-1999. Our 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, ball and roller combined bearing, are exported to Asia, Europe and America, etc. Our products are exported to many countries like: USA, Germany, Japan, Spain, Canada, Italy, France, Finland, Korea, India, Singapore, Brazil, Australian, etc. We are capable to design and manufacture non-standard slewing ring bearing independently.

Lida has two production lines. One is for small and middle slewing ring bearings with the diameter less than 2.5 m and the other one is for big and heavy slewing ring bearings with the diameters between 2.5 m and 6 m. With our gear hobbing machine, we are able to make gears with 50 modules and diameter of up to six meters. With large equipments such as CNC vertical lathes (the max. processing diameter: 8 m ), landing Boring Machine, and together with torque testing laboratories and other ancillary testing equipments, we can effectively ensure the massive production and the serialization of our products. Our annual output of small and middle slewing ring bearings is 25,000 sets, and the annual output of heavy slewing ring bearings is 2,000 sets. The multi-production capacity of slewing ring bearing of LIDA is at the front rank in the same field in China.

Lida pays much attention to technological innovation. Cooperated with the Research Institute of Tsinghua University, Lida founded a analog simulation laboratory in order to optimize the design of slewing ring bearings, to get the products with more stable and reliable performance and to increase the efficiency of the product development. We meet with ISO14001:2004 and CCS approval for our high standard quality control. If you need slewing bearings, please don't hesitate to contact us.

We are professional manufacturer and supplier of slewing ring bearing in China. We adhere to the management philosophy of being better and stronger, reality and innovation, harmony and win-win. In the quality first, customer first, flexible operation and striving for perfection purpose, Lida dedicates itself to supply high quality products and excellent service to our customers.