... bag making machine for three-side-seal, stand-up, single-web stand-up, zipper seal pouches (two unwinding)Main Specification Film ... Plastic Film Pouch Three Side Seal, Stand Up Pouch, Single Web Stand Up Pouch, Shaped Bag, lamintion Film With Paper Bag ... bag making machine for three-side-seal, stand-up, single-web stand-up, zipper seal pouches (two unwinding)