Electromagnetic-powered marking machines replace pneumatic high-frequency micro-impact dot matrix printing, revolutionarily saving gas resources while significantly reducing printing noise during operation, without splashing metal dust. They offer precise positioning and rapid printing speed. Widely applicable in scenarios requiring aesthetic effects, no gas source, and low noise, such as automotive bodies, sheet metal parts, nameplates, etc. Particularly suitable for beautifully marking products like aluminum, copper, electroplated, and anodized items.