Yiwu Jialan Package Whole Process for Making Paper Bag, Paper Packaging Manufacturer Many people want to know about the whole process for making paper bags. Today Yiwu jialan Package filmed a video for the whole process. There are seven steps together. First step is to buy raw material-- paper . Then second step is to print clients' designs in paper bag. There are two kinds of printing, CMYK and PANTONE printing. The thrid step is to laminate paper with printing. This is a very important step. L