... certificate 2.Casting ,extrusion,CNC(milling),anodized 3.Material:A16063 Heat sink for led 1) Alloy 6061,6063,6063B,6060,6005, ... , & more than 10% of them technologists.4 Machine & CapacityExtrusion line 18 set of 500-3000tons imported extrusion lines, annual output ... ,drilling,tapping machines,with more than 36,000 product apply in electronic ,building,machinery,automobile,camera monitor etc .c)Advance ...