Place of Origin
Jiangsu, China
Printing
Silk screen printing
Print Method
1 color, 2 color, 4 color, 5 color, 6 color
Attachment
butterfly clutch / safety pin
Process
soft enamel, real cloisonné, printing, engrave, photo etched, etc
Back side
Smooth, mesh, back letters, polishing, engrave, etc
Material
Copper, Zinc alloy, iron, stainless steel, aluminum, pewter, etc
Hard Enamel Pin
Zinc Alloy