Mold drying, also known ₽♠as mold biting, mold etchi₩☆ng, mold etching, etc., is a common £®§process for mold surface treatmenδ♦t. Now most of them are using lφ♥aser marking machine for sun®'burn (called: laser sunburn).

    Laser patternin→‌Ω↔g: It is the principle of using laser ↓©marking machine to etcφΩ'h, using the principle of laser to etc ™h the metal surface of ©₽the mold, and various effe↓♦cts obtained by etching the mold surfaλ™$ce.