... blending cloth, chemical film(chemical fiber should more than 30%), for instance, Nylon, needlework cloth, non-woven fabrics, T\R cloth, Tetoron ... of equipments in order to sew large width products once, for instance, guilt cover, gingham, etc.7. The cutting moulds (cutting die ... with high quality.2. Using ultrasonic and special steel moulds for cutting and welding, the sealing edge won’t be crazed ...