The currency value of chips varies from 1 yuan to hundreds of thousands according to actual needs. Display in sticker or printed form. A chip is generally composed of more than two colors. It has a very beautiful appearance, so it is often used for key chains or promotional gifts.

The stamping process uses the principle of hot pressing transfer to transfer the aluminum layer in the anodized aluminum to the substrate surface to form a special metal effect. Since the main material used for stamping is anodized aluminum foil, the stamping is also called anodized stamping. Electrochemical aluminum foil is usually composed of multi-layer materials, and the base material is usually PE, followed by separation coating, color coating, metal coating (aluminum plating) and glue coating.