... a not so large O ring seal factory, able to offer good quality but price is very reasonable ... a right stop . Factory history8 yearsFactory area3700m2CertificateISO/TS16949Machines(20sets)Rubber mixer, Automatic slitting machine, Slicer, Flash device, molding ... 2000 setsWorker 150-200Staff25QC5Main productso rings, gaskets,custom rubber parts.Material Nitrile(NBR), HNBR, EPDM,Silicone, Fluorocarbon, ...