... for producing two-layer or multi-layer three-side sealing laminated film pouches with zippe Application:Application:This machine ... layer three-side sealing laminated film pouches with zipper sealing and doy-pack making function which take BOPP, PET, CPP, PE, nylon, ... , smooth product, beautiful appearance, high-strength thermal edge sealing andhigh Bag Making speed, it is a kind of ideal equipment ...