custom rubber parts 1.Certificate: TS16949 2.Auto use rubber seal 3.Customized rubber par Shanghai Yisen Rubber ... and shape to their ideas toward aimed production.Certificate: ISO/TS16949 & CTI test reportRaw materials:NR ,CR,NABR,SBR,FKM,EPDM ... seal,O-ring, Special Forming parts.Appliced in various fields: Auto/Motorcycle, Piping valve, Metal mixing parts, household electrical appliances, oil ...