Douai is designed and manufactured using high-quality material and the latest techniques in compliance with industry standards. Our products have passed ISO9001 quality management system certificate
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The design of Douai is never out of date. Water- soluble packaging bags can be also applied as a pesticide packaging that greatly reduces the incidence of pesticide poisoning
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The design and material selection processes of Douai are strictly controlled. Our R&D team is led and guided by a professor team from South China University of Technology
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Douai leads in design and technology. The film Ployva produces enjoys excellent compatibility with liquid detergents
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The manufacturing process of Douai is safe and reliable. Integrated continuously cutting design is very stable and effective
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A rigorous quality control process ensures zero defects and consistent quality. Our products range covers cold water soluble packaging PVA film series which include over 10 different types