Xingtai Sanfeng Mitutoyo Oil Seals Co.,Ltd was founded in 2001. As a professional o-rings manufacturer ,the factory get a good repuration by high quality oil seals.26 professional technican put all attention to reasearching the production of oil seal, o-rings, rubber oil sealing,valve oil seals ,rubber ring and other industrial seals.The main rubber material including: ??HNBR,NBR,ECO,AEM,ACM,CR,EPDM,FVMQ,VMQ,AFLAS,FKM,VITON .The mission of Sanfeng Mitutoyo oil seals Co.,ltd is to be NO.one of the professional oil seals manufacturer and provide high quality products and sealing solution to the customers.