1,Newest :Square bottom pouch bag making machine 2,National invention patent product 3,Easy to operate 4, ... manufactures to producted this kinds of Box Pouch with zipper bag making machine and has been apply for invention and utility model ... any time without any problems.SHIPMENT PACKAGING: SKB600-BPZ Square bottom pouch,bottom pouch,box pouch,box pouch with zipper Bag Making Machine