1.High-Speed Pillow Packing Machine. 2.packs biscuits, breads, moon cakes and so on. 3 ... .durable, stable, and precise.Conveying chain adjustment device under machine running. Convenient and flexible.Adjusted top sealing structure ensures perfect ... weight450500600RemarksAdditive air charging systemAdditive air charging systemAdditive air charging system High-Speed Pillow Packing Machine(300/450model)