OPP polypropylene bags are stretchable, is a plastic, in fact, plastic bags, wherein: easy combustion, flame conditions: melt dripping down on the yellow and blue, less smoke from the fire to continue burning. OPP bags: with high transparency, more brittle and other features, by the OPP chip on the folded side edge and the opening tongue at the sticky adhesive seal, using tear seal fashion into products to protect the skin surface of the tongue will be folded cement It can be easy to use, elegant, widely used in clothing, food, printing, stationery, cosmetics, paper and other industries. Customers can also be printing a variety of patterns and playing butterfly hole Aircraft hole. OPP film has a distinct advantage: a good seal. Experimental data show that the new sealing OPP film was more than double its traditional film, making it the product of moisture, freshness stronger, longer lasting; Second, strong security. The new membrane synthesis techniques used and the particular printing technology with high technology content, only Germany and Japan, two master the technology, the production of counterfeit almost impossible, to provide a strong guarantee commodity security; Third, the new OPP film raw material for biodegradable materials, so in full compliance with international environmental protection standards. The new OPP film in tobacco has been Blair, some large international companies have started to use. Although vacuum packaging and inflatable packaging looks completely different packaging, but the purpose is the same: that is to extend the shelf life of food, from that point, the two packaging is actually not good or bad, as what kind of packaging, mainly have to depend on the product itself, such as cakes can not be chosen in order to prevent fragmentation vacuum packaging, vacuum packaging and meat is still the preferred.