Douai is designed and manufactured using high-quality material and the latest techniques in compliance with industry standards. Until now, we have developed 6 formula systems of PVA film with over 20 models of PVA film
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The design of Douai is never out of date. Water soluble film can also be tested and verified by professional authority
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The design and material selection processes of Douai are strictly controlled. Our products range covers cold water soluble packaging PVA film series which include over 10 different types
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Douai leads in design and technology. 0.02ml filling high precision is one of the great performance of our machine
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The manufacturing process of Douai is safe and reliable. Established in 2014, Foshan Polyva materials CO., Ltd. specializes in development, manufacture and supply of water soluble PVA film
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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