Jul 12 , 2021
Nanosecond uv laser cold marking package without scorching
Nanosecond uv laser cold marking package without scorching In the printing of the surface content of the packaging box, traditional processing modes generally include ink printing, labeling, etc., but the content printed by these traditional methods is extremely easy to wear, fall, and tamper with, and even some printed materials can threaten human health. However, laser marking does not ha...
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