... technology and semi-closed-loop structure, engraving with high precision and fast speed. (engraving speed up to ... long life, low use-cost, maintenance-free, and high efficiency.4.With smarting nesting function, material utilization is ... 1300X900mm, 1600X1000mm, 1800X1000mm, 1300X2500mm, 2500X3000mm, etc.Samples Show Golden Laser Exhibitions Please advise us the following information, then we ...