The challenge coin is crafted from a high-quality zinc alloy, offering excellent hardness and oxidation resistance. It preserves fine details and metallic luster over time, resisting oxidation and deformation while meeting the dual demands of daily wear and long-term collection. The surface features a high-precision UV printing process, delivering high color saturation and accurate reproduction. Pattern lines are sharp and clear, with rich and full color layers. It also boasts strong scratch and fade resistance, keeping the design vivid and fresh even after prolonged use, perfectly presenting every detail. Suitable for various scenarios such as exhibitions, competitions, charity events, and corporate anniversaries
