• Micro hardness tester
• Ultrasonic testing instrument
• Magnetic particle instrument
• Vibration Stress Relief equipment
• Portable hardness tester
• Desktop hardness tester

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 high standard products are sales to 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 bearing independently.

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.