... 4.aluminum sand casting sand casting aluminum:auto parts Item Description Company name Dongguan Shenghong Metal Co., ... Magnesium alloy,Zinc,Aliminum alloy ect. Surface treatment polish,Etched,Texture ect. Main equipmentwire EDM machine,milling machine, ... , Drilling machine,CNC machine ect. Main productcold stamping parts,Mould,candle equipment ect. TypeMachining services services,stamping mould ...