Qingdao Sino-Mech hardware Co. Ltd wakhala malonda mu msika lonse kwa zaka zoposa 20 ndi mbiri yabwino kwambiri makampani ndi yaitali ubwenzi ubwenzi ndi makasitomala ambiri ndi makampani onse pa dziko. mankhwala chathu chachikulu ndi chitetezo moto ndi equipments moto chitetezo ndi equipments m'madzi, chopangidwa ndi anasonkhana ndi mafakitale athu Shanghai ndi Qingdao.