The quality control of Douai is conducted rigorously. It has been certified under relevant pool standards, such as ANSI, APSP, and UL. Water soluble film can also be tested and verified by professional authority
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Douai is manufactured by complying with a variety of electrical standards, including electrical safety, electromagnetic compatibility (EMC) and the chemical composition of materials. Water soluble film can also be tested and verified by professional authority
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Douai is exclusively developed with good phone adaptability by the R&D team. It has been proved that it meets safety requirement. The adopted materials are all harmless which do no harm to human body
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The manufacturing process for the materials of Douai includes many steps that determine the precise set of properties for the finished product, such as wrinkle resistance and colorfastness. Established in 2014, Foshan Polyva materials CO., Ltd. specializes in development, manufacture and supply of water soluble PVA film
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Douai has passed the workmanship assessment. It is evaluated in terms of stitching, construction, attachments and fasteners, embellishments, shading within a garment, pattern continuity/matching, tapes, and linings. Our products range covers cold water soluble packaging PVA film series which include over 10 different types
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The professional QC team secures the quality of this product. Fast delivery can be guaranteed