... nickel, iron, brass, brone, aluminum, zinc alloy, etc.ProcessDie-casting, printed, painted, transfer printing, welding, plating, etc.ArtworkDesign freely, ... coins:Medals are generally manufactured by die-casting or being processed after forging.The specifuc process is probably under the ... the design & style.2. Molding the items by die-casting or forging.3. Deburring and polishing.4. Plated the medals. ...