Aok Valve Stem Seals Ltd. is a leading manufacturer of Rubber Parts, Bonded Rubber Washer, Valve Stem Seals, Valve Seals, Rubber Oil Seal, Oil Seals, Gasket, Bonded Seals (sealing washers), Bushing & Absorbers and precision custom designed Rubber part molded products. Rubber part maker are very proud to announce that the AOK quality has been assured, and approved by our valued customers from Europe, Asia and Mainland China. With the ability of in-house mold development and manufacture, we are capable of making various types of Rubber part products from mold design to finished products. We are determined to offer satisfactory products with effective prices and services, and we will be very pleased to assist you at any stage of you project.