Detailed Product Description Ultrasonic Lace sewing machine;Ultrasonic bag sewing machine;Ultrasonic sewing machine Detailed Product Description Suitable material :composite material, thermoplastic film and ... , packaging satin, colored ribbon, tent, raincoat, tablecloth, chair cover, bedspread, pillowcase, quilt cover, curtain, handkerchief, coloured flag, disposable operating coat, non spin ...