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Laser inkjet printer, that is, laser marking machine, is a marking equipment that uses different lasers to hit laser beams on the surfaces of various substances, and makes the surface substances undergo physical or chemical changes through light energy, thus carving permanent marks such as patterns, trademarks and characters.

Common laser marking machines are: fiber laser marking machine, co2 laser marking machine and ultraviolet laser marking machine; Ink-jet printers mainly include: fine print ink-jet printers, UV ink-jet printers, thermal foaming ink-jet printers, etc.