... our production had got trough ISO9001:2008 quality and ROHS certification.Meanwhile,we can provide OEM service offered. ... Korea, Japan, Europe and America, etc.Production details:Computer heat sink magnesium die casting part Materialaluminum alloy A380,A360 ... , Solidwork, CAXA UG, CAD/CAM/CAE CertificateISO9001:2008, ROHS,SGSServiceOEM service availableProductsAll kinds of aluminum &zinc alloy casting: ...