ultrasonic lace ,sewing ,cut,slit,press at the same time , with good edge resut ,high efficiency , from 50-200mm width Feature :Basic functions: 1.Trimming : while repair Edge, unilateral removal, and melting side effect, not to smooth rough edges smooth, without Burr, meet the quality requirements. 2. Making hole: cut the various flower-shaped hole, and melt-processing. 3 Transfer printing: ...