It specializes various kinds without oil bearing in Zhejiang Jiashan roncan slide bearing co.,ld. The company is located in the economic development zone of ganyao Jiashan Zhejiang China, very convenient.mainly produces: SF-1(DU) oil-free bush, SF-2(DX) boundary lubricating bush, JF-800 bimetals coiled bearings, FZ steel ball retainers, JDB(500#) solid lubricating bearings, FD PTFE straps, FR PTFE soft strapped bearings, FB090 bronze bearings and sliding bearings.