RTR is a manufacturer of slewing bearing (including ball and roller slewing rings). We manufacture slewing bearings up to 5,000 mm diameter as monobloc systems and segmental bearing in larger dimensions.Our factory is located in Luoyang, which has the most strong bearing technology in China. Our engineers are from Luoyang Bearing Research Institue, we have strong research and design capability. Many of our product export to Europe, USA and other countries. Total commitment to quality is common to Both, our domestic and foreign production facilities. All service and areas from applications consulting to design and manufacturing, including comprehensive customer service, are based on the international DIN/ISO 9001/2000 quality standard series.