The width range is 500-2800mm, and the thickness is 0.02-0.3mm. The company has multiple imported three-layer co-extrusion equipment, which has good transparency, high elongation, high toughness, flatness and thickness uniformity higher than the industry standard, and excellent anti-aging performance , The dust-free seal of the workshop meets the sanitary standards of medical drug packaging, and is suitable for the cleanliness requirements of medical and sanitary packaging auxiliary materials and composite bag processing, and the quality is stable and reliable;