Qingdao MRN Oil Seals Co., Ltd. ( Shandong Province Jiaonan City Rubber Products Factory), a company specially researching and developing rubber seal products, is situated on the west coast of Qingdao City and near to Qingdao Economy and Technology Development Zone. It mainly manufactures various oil seal for engine 、shock absorber and valve stem of automobile and motorcycle, dust proof wiper, boots & bellow, shock absorbers busing & bumper, case bonded gasket and O-ring, etc. Our products provide adequate and systematic service for domestic well-known enterprises in fields including automobile, motorcycle, internal-combustion engine, agricultural machinery, hydraulic & pneumatic system, shipping, engineering mechanism, as well as household appliances industry, etc. Our products have been given commendations many times from National space flight Department and Armament Department in the past years.