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The mark produced by the laser marking machine is permanent, non-erasable, and will not fade away due to environmental relations (touch, acid and reduced gas, high temperature, low temperature, etc.) or time. It can be passed through drug-resistant water , Wear resistance, high temperature resistance unchanged test, and the logo is fine and clear, beautiful, and feel good. The laser marking machine not only has a fast processing speed, but also increases the added value of the product, making the product look higher-grade.