Jumbo bag (FIBC)-It is a flexible transportation packaging container. It has the advantages of moisture-proof, dust-proof, radiation-resistant, solid and safe, and has sufficient structural strength. Because container bags are very convenient to load, unload and transport, the loading and unloading efficiency has been significantly improved, and it has developed rapidly in recent years. Container bags are generally made of polyester fibers such as polypropylene and polyethylene. It can be widely used in the packaging of various powdery, granular, and lumpy items such as chemicals, building materials, plastics, and mineral products. It is an ideal product for warehousing, transportation, and other industries.