... 's design is welcome Product Name:O Ring Description: can supply many different kinds of O Rings base on AS-568 ... , CR,Viton, Silicone, etc;3)Packaging: Inner packing is by PE plastice, Outer packing is by box. Safety Approval:We have full-scale certification ... -2000, ISO/TS16949, WRAS, TZW,ACS, DVGW, we also can supply ROHS, PFOS, PAHS, REACH for your special products. So our ...