Isungulwe ekuqaleni kwawo-1980, ingumkhiqizi ochwepheshe wezithuthuthu.Kunabasebenzi abangaphezu kuka-800, abahlanganisa indawo engamahektha angaphezu kuka-200, enempahla engashintshi ye-yuan eyizigidi ezingu-300 njengezinkundla zokusebenzela kanye nemishini ehlukahlukene.Umthamo wonyaka wokukhiqiza wemikhiqizo ye-muffler ufinyelela izingcezu eziyizigidi ezi-3.5, ezibalelwa ku-30% wemakethe yezithuthuthu zasekhaya ze-OEM, ezikleliswe kuqala eChina.Indawo yokuqala ekukhiqizeni imikhiqizo ye-muffler yesithuthuthu.