shanghai ruiyang rubber chemical company is a rubber supporting enterprise that sells rubber raw materials and auxiliary materials. the main business varieties are: natural latex, cigarette glue, standard glue, styrene butadiene rubber, butyl rubber, butyl rubber, neoprene rubber, nitrile rubber, ethylene propylene rubber, isoprene rubber, isoprene rubber, stearic acid, zinc oxide, magnesium oxide, accelerator, anti-aging agent, carbon black, paraffin, etc.