... SOLIDWORK/ UGNX/AUTOCAD and PDF. Molded Rubber Products:1, Material: NBR, CR, SBR, EPDM, IIR,NR, EP, SIL, FPM ... the mass production, we will check the products untimely and we will inspect all of them ... to ensure more than 98% products are qualified after all products finished.3,Quality control of package3 ... both front and side of carton to ensure products arrive safelyAllowance of 48% for DHLOur company ...