MSK pallet shrink wrap machines and processes to the packaging units of glass lines think about essential requirements: The P5-4ZA sequence is a totally automatic tray and cup seal process capable of producing vacuum-gas MAP packs, vacuum pores and skin packs (VSP) and/or no MAP sealed trays and cups. https://www.linpack.com/news/why-food-packaging-machine-manufacturers-are-vital-to-the-global-supply-chain