Douai is in compliance with specifications. It is checked and ensured there are no noticeable deviations from that in approved samples or specifications including style, material, thickness, color, and length. The film Ployva produces enjoys excellent compatibility with liquid detergents
Douai is manufactured under the inspection of the QC team. It is checked in all aspects to make sure it meets the standards for indoor decorating and refurbishing materials. Until now, we have developed 6 formula systems of PVA film with over 20 models of PVA film
q******s
Douai incorporates different principles of fashion design. As only through the consistent use of all principles can a successful and eye-catching design be created. Our products range covers cold water soluble packaging PVA film series which include over 10 different types
i******s
Douai has passed the fire protection test. The fire resistance testing is done to British, European, International standards, CE marking and third-party certification. Water- soluble packaging bags are light which reduce the transportation cost
s******a
Douai meets the regulations of the Administration of Power Supply. It has been tested for voltage fluctuation and current, and the test proofs that it runs safely and stably in the power supply system. For now, Polyva has applied for 9 invention patents including 5 utility patents
s******m
The design of Douai has been optimized. It mainly includes mechanical structure, spindles and drive system, control and inspection systems, etc. The performance of our water-soluble PVA film for laundry detergent products has reached internationally advanced level
k******n
This product is highly durable and resistant to stains and fading. It will look new even after years of use. Our film has good flexibility, the effective isolation of various substances and rapid dissolution of water