•< The working principle of l™✘±aser marking machine engraving is t✔✔o evaporate the dye on th "₩ e surface of denim fabric b₽γ÷y numerical control  ​laser irradiation, so as to produce i¥δ©∑mage patterns, gradient flowe→ rs, cat whiskers, horses, holes, etc♥©'. Washed to make old, p♠π®atterns and other effects. They are m‌≈¶ore clear and beautiful than the tr®×∞ aditional craftsmansΩ♦hip: three-dimensional sense±ε$, vivid image, strong sense of hier∏φ∑archy ...