| 摘要 |
PROBLEM TO BE SOLVED: To provide a packaging bag that can be reopened quickly while achieving reduction in a manufacturing cost.SOLUTION: In a packaging bag 20 having a resin film, and formed in a bag-like shape having an open end 22a opened at one end, a non-adhesive area 24b where adhesive strength to an adhesive tape 23 is disappeared is provided on an external surface of the packing bag, and an identification print that makes the non-adhesive area 24b visually identifiable from the surrounding is applied. |
