... and cutting requirements;3. To be automatic after frequency system and the ultrasonic soft start technology ofapplication, make the ... melting processing;4. The article open: a single or multiple of materials and cut open, and do the melting ... lace, decorative products, handkerchief, tablecloth, curtain,bedspread, pillowcase, bedding bag, tents, raincoat, disposable surgical garment cap, non-woven mask, ...