Metal signs are mainly made of copper, iron, aluminum, zinc alloy, lead-tin alloy and other raw materials, and are made into nameplates, badges, badges, medals, key chains, hat badges, hat clips, wallets, commemorative medals, craft signs, cufflinks, photo frames, mobile phones and so on through stamping, die casting, etching, printing, imitation enamel and baking. Metal electroplating and electroforming nameplates are also called gold stack plates. It uses screen printing or photosensitive plate-making, and then electroplating, through pre-plating, copper casting, nickel plating and gold plating, to make characters and lines form raised gold piles. Different patterns and fonts can be completed according to users' requirements, and the products are durable, corrosion-resistant, weather-resistant, wear-resistant and colorfast. Beautiful and generous, with bright colors, clear patterns and good brightness, it is a necessary body sticker for various electronic products, automobiles, household appliances and so on.