Jet Long Corp. are manufacturer headquarter for Imp. & Exp.Our division "Heedful Group" production only. We specializeheavy duty & commerical vehicle gasket: full set, cyl. headgasket & rubber compounds (valve cover, oil pan, oil seals,valve stem seals, liner "o" ring, etc. Under our "OEM"Brand in "UPGRADE" quality, we are many famous brand gasketfty OE supplier, and selling worldwide for after markettoo, we serve others engine parts, like: engine valve,piston, etc. 
Taiwan