In the beginning of our production history, special slewing rings are our unique products. We are professional to design and produce Special Slewing Rings based on special material such as special aluminum alloy , special Stainless Steel, special forging alloy steel, or the others special material. In this case, we do it with Special Production Line, Special technology, Special Heat Treatment & Special Final Testing very strictly. Applications: High Strength, High Precision, Long Working Life, Anti-Oxidation, Corrosion Resistance, High Temperature Resistance and High Humidity Resistance. We produce slewing rings use for ship for some countries such as USA, Corea, Japan, Netherlands, etc. We can meet certificates DNV and LIOYDS. We also produce slewing rings use for Drilling Platform of Oil and Gas. When drilling a mile or deeper at temperatures over 300°F and pressures over 10,000 psiyou need our slewing ring bearings! You also need our slewing ring bearings for special crane system in this special platform. We also produce Slewing rings for Medical Equipment such as CT, X-ray machines, etc. The precision is very high. We produce Slew ring,Slew drive,undercarriage parts for heavy machinery. Mini Combine Harvester,Mini Tiller,Generator,Engine,Water Pump,Fire Pump, Atomizing Pump and Farming Cultivation Accessory for agriculture. Advantages: Meet the complex and harsh environment fully. Durable. All Seasons. Competitive Price.