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The raw materials of Douai are sourced from the reputed vendors of the market. The film Ployva produces enjoys excellent compatibility with liquid detergents
Douai is designed and manufactured using high-quality material and the latest techniques in compliance with industry standards. Our R&D team is led and guided by a professor team from South China University of Technology
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The design of Douai is never out of date. The PVA water soluble film can be widely applied like pesticide packing, medical laundry bags and so on
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The design and material selection processes of Douai are strictly controlled. Until now, we have developed 6 formula systems of PVA film with over 20 models of PVA film
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Douai leads in design and technology. The PVA water soluble film can be widely applied like pesticide packing, medical laundry bags and so on
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The manufacturing process of Douai is safe and reliable. Water- soluble packaging bags can be also applied as a pesticide packaging that greatly reduces the incidence of pesticide poisoning
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A rigorous quality control process ensures zero defects and consistent quality. Our R&D team is led and guided by a professor team from South China University of Technology