... colorThicknessCustomizedSurface handingElectroplated/polished/painted/stamping,etc.FinishedSilver, gold, copper plated;Soft enamel,hard enamel,cloisonner.laser engraving,silk- ... ,which are mainly made of copper,iron,aluminum,zinc alloy,tin as the main material,produced by Taiwan's process ... artwork or original samples. B: the size,thickness and material of products C: the color of plating D: Providing ...