Luoyang Longda Bearing Co., Ltd. is located at No. 5, Chaoyang Road, Industrial Concentration Area, Yiyang County, Luoyang City, covering an area of 2, 000 square meters. Since its establishment in 1999, Luoyang Longda Bearing has been deeply engaged in the industry for more than twenty years. Moreover, it has become a leader in the Spur Gear Slew Drive field, taking every step firmly and steadily.
WUXI AMC POWER MACHINERY Co., Ltd is located in Wuxi City. AMC is a technology-oriented group, specialized in R&D, manufacturing, sales and service of high quality Bearings, Chains, Gears, Auto Parts, etc...And our annual sales are beyond 50 million RMB.
Tongli Slewing Ring Co., Ltd is a specialized slewing ring manufacturer, concentrating in designing, developing and manufacturing slewing rings for 31 years. It's headquartered in Maanshan, China, near Shanghai. With deep rooted company culture that ' Professionalism and commitment lead to success', Tongli strives to offer customer satisfaction with superb technology, reliable product quality and excellent service. As a leading company in China's slewing ring industry, Tongli has an annual production capacity of 100, 000 pieces, up to 4M in diameter, covers an area of 93 000 M2, plant area of 43 000 M2, technical team of 26 engineers. Tongli is a high-tech company with strong research and development capacity delivered by our own Institute of Slewing Ring Research. With recent patent achievement of Elliptical Raceway Slewing Ring, Gear Hardness Gradient Slewing Ring and Levelness Adjustable Slewing Ring, Tongli become strategic partner of HITACHI, AICHI, BAUER, XCMG, LIUGONG. Group, and etc.