... coated,anodize,polish golden... 4.ISO9002 1.aluminium profile,aluminium extrusion,aluminium window profile2.6063 T53.powder ... 4.ISO9002we are aluminium profile maker in china,all of our aluminium extrusion are for export to many ... rep,USA,UK.We produce all of our profile with pure aluminium ingot,we not add any ... better send us drawing and let us know what surface treatment of the profile is, thus we can ...