... called ultrasonic lace machine, ultrasonic sewing machine, ultrasonic embossing machine, ultrasonic embroidery machine, ultrasonic trimming machine, ultrasonic compound machine, ultrasonic stitching machine, ultrasonic heat sealing machine, ultrasonic Velcro ... than 30%), for instance, Nylon, needlework cloth, non-woven fabrics, T\R cloth, Tetoron cloth(Polyester cloth),multilayer cloth, and ...