Huafeng custom printed flexible package is odor free, without residual solvent, and it may be divided into a plastic stand up pouch, three side seal plastic bag, custom fin seal paper bag, custom paper gusset bag, plastic film roll, zipper storage bag, etc. All of our custom packaging products feature high barrier, which leads to a long shelf-life. Besides that, these bags are eco-friendly and highly adaptable to various packaging machines. &nb