The full name of container bag is flexible container bag. It is a soft, flexible packaging container made of foldable tape, resin-processed cloth and other soft materials, and has a large volume. Transport bag. Generally, polypropylene or polyethylene is used as the main raw material, which is extruded into film, cut, and drawn, and then knitted, cut, and sewn. The use of this kind of packaging is not only conducive to improving loading and unloading efficiency, but is especially suitable for packaging of bulk powdery and granular goods. It is conducive to promoting the standardization and serialization of bulk cargo packaging and reducing transportation costs. Packaging and storage are also convenient and the cost is low. Advantage. Especially suitable for mechanized operations, it is an ideal choice for storage, packaging and transportation. It can be widely used for highway, railway and sea transportation of bulk materials such as cement, fertilizer, salt, sugar, chemical raw materials, ores. Therefore, in recent years, container bags have been widely used in countries around the world for transporting powdery and granular goods.