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One of Polyva’s key breakthroughs was the development of multiple formula systems for their PVA water soluble film. Currently, Polyva offers over 20 different models of PVA film, including 15 varieties of warm water-soluble film, 2 high-temperature water-soluble films, and 5 medium-temperature water-soluble films. This variety allows Polyva to cater https://www.polyva-pvafilm.com/pva-packaging-machine

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