At present, self-supporting pouch packaging has been widely used in clothing, fruit juice drinks, sports drinks, bottled drinking water, smokable jelly, condiments and other products, such as stand up chicken bag/gravure stand up pouch bag. Stand-up bag refers to a flexible packaging bag with a horizontal support structure at the bottom, which does not rely on any support and can stand on its own regardless of whether the bag is opened or not.
Stand-up pouch is a relatively novel packaging form, which has advantages in many aspects such as upgrading product grade, enhancing shelf visual effect, portability, convenient use, freshness preservation and sealability. The stand-up pouch is laminated with PET/foil/PET/PE structure, and it can also have 2 layers, 3 layers and other specifications. It depends on the different products of the package. An oxygen barrier protective layer can be added as needed to reduce the oxygen permeability. , Extend the shelf life of the product.