"Swing bearings" that are refined one by one with all our heart. This brilliance of this bearing is the manufacturing spirit of DOHI <Dohi Polishing Industry Co., Ltd.>. DOHI has built a thorough quality control system to meet the needs of our customers. As a result, we have achieved the best balance of "quality x delivery date x price" that meets the demands of price and delivery date while maintaining high quality. Founded in 1935. As the top brand of swivel bearings for construction and industrial machinery, we continue to deliver products that are trusted and loved all over the world. Features of swivel bearings Product introduction Manufacturing process Logistics system related equipment Parking system related equipment Other equipment / parts Message from the President Environmental consideration Company profile / major business partners Corporate history Quality control system Quality maintenance quality policy Various certifications and awards Inspection equipment Development design solution Equipment list 1 Equipment list 2 HOME | English