Composite bags: composite plastic film, has a layered structure to sell tons of bags, the layered structure contains at least directly adjacent set of co-extruded composite and its main ingredients are mutually exclusive two plastic resins one of the first film and the second film. A first layer disposed on the surface of the composite plastic film. The main components of the first layer is a polypropylene copolymer, the main component of the second layer is a polyester homopolymer. Such a composite plastic film bag new ton disclosed in the utility model, it is not only the individual layers have different properties, and at least two adjacent film layers disposed between the easy separation, is a new aluminized or laser transfer film layer molded thin-film multilayer kraft paper bag special three or four kraft bag Gian tons of bags, usually yellow or white kraft paper, kraft paper with PP material can pour a layer of film, from the waterproof; Can other plus endometrial bag can also be color offset printing, packaging of such products with improved efficiency, easy to transport, fastness strong, low breakage rate and other characteristics, is one of the world's most popular environmental packaging. Mainly used for packaging insulation, air, moisture, water less demanding powdered or granular solid material and flexible materials. Tons of bags sold tons of bags _ _ Tiande provided by Pingxiang City Packing Co. Tiande packaging materials. Pingxiang City Tiande Packaging Materials Co., Ltd. (www.tdbzcl.com) strong, credible, Jiangxi Pingxiang plastic materials industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead the day Germany into the brilliant packaging and you work for a better future!