... rim,decorations etc 2.easy to operate 3.CE machine 1.Product DescriptionHX-2018RFS Ultrasonic Sewing Mahcine 2.Suitable ... material :composite material, thermoplastic film and plastics slice, such as chemical fibrous cloth, nylon cloth, ... );5.floral whorl by graphic design, enhancing the strength and beauty of the processed goods;6.controlled welding width, increase ...