Advantages of DXC PACK packaging bag 1. It can be printed on five sides, and the sufficient printing layout makes the product information description and pattern design more abundant. 2. Vertical structure, can stand on the shelf, square and stable. 3. It can be attached with a sealing zipper to avoid the disadvantage that the organ bag type cannot be equipped with a zipper. 4. One-way exhaust valve can be attached, which can be used in coffee and other related industries. 5. The composite flexible packaging material can be combined to exert different barrier properties through the water and oxygen permeability barrier properties of different materials.