... .Production details:Computer heat sink magnesium die casting part Materialaluminum alloy A380,A360.ADC12,Zinc alloy 3#zinc,5#zinc ... ROHS,SGSServiceOEM service availableProductsAll kinds of aluminum &zinc alloy casting: include automotive parts, railroad parts, medical parts, marine ... .Passed ISO9001:2008/Rosh/SGS5.From Casting to Finished surface, Owned casting, polishing and plating workshops, We can ...