SF Oilless Bearing Group. 

Zhejiang Sf Oilless Bearing Co., Ltd. is a Chinese enterprise specializing in the production and distribution of sliding bearings and bushings. Their product portfolio encompasses a diverse array of plain bearings, distinguished by various lubrication technologies, including self-lubricating, water-lubricated, solid-lubricant-impregnated, boundary-lubricated, oil-lubricated, and grease-lubricated models. These specialized components find extensive application across a broad spectrum of industries. Key sectors where their products are utilized include hydraulic systems, automotive (cars and trucks), heavy machinery (engineering and agricultural), manufacturing (die/mold, injection/die casting), office equipment, steel and metallurgy, industrial automation, clean energy, aerospace, oil drilling platforms, and medical devices. Established in 1988, the company maintains its headquarters in Jiashan, China.