T©$he working principle of laser marking •≤machine engraving is to eva ÷∞porate the dye on the surface of de&♦→δnim fabric by numerical control lase♣πr irradiation, so as∞↑​¥ to produce image patte♠σ ♠rns, gradient flowers, cat whiskers, ho₩™  rses, holes, etc. Washed to ≠♦make old, patterns a↔δnd other effects. They are mo∑ε☆γre clear and beautiful than th>×¥e traditional craftsmanship: t¶ ε‍hree-dimensional sense, vivid imaφσge, strong sense of hier≠∑↑archy ...