Plating is the operation of electroplating a thin layer on the surface of another metal or alloy by electrolysis. It can be divided to two types. One is bright colors like gold, nickel, brass, copper and black nickel. The second is an antique color, such as anti-gold, anti-silver and anti-copper.
Dyeing is the process of chemically modifying the substance itself to dye. No matter what color you want to dye, we can make it perfect. Soft enamel pins and hard enamel pins are often used in dyed styles.