... commemorative coins, numismatic coins Product namecustom zinc alloy casting metal coin holder with high quality and fashion ... ,2mm,3mm,4mm or customizedLogolongzhiyu or OEM Process Casting,engraving,printing,etching,enamal,stamping etc.Packingpolybag+carton, ... product before packing9.Professional designer to design various custom artwork10.Extensive production experiences in metal crafts field11. ...