The production of Douai is ensured by a complete and scientific modern production model, which is a highly efficient way to ensure the production of the product. The product is non-toxic and environmental-friendly
To guarantee the quality of Douai , its raw material suppliers have undergone rigorous screening and only those suppliers that meet international standards are selected as long-term strategic partners. The product has a perfect dielectric property
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Douai is strictly manufactured in line with the production procedure. The product has the advantage of easy installation
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is manufactured using quality tested components and materials with the highly-advanced technology by the brilliant team of professionals. The product has no memory effect, which allows it to be fully charged and discharged
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Douai is made of high-quality materials which are strictly selected by our experienced production team based on the application requirements and the industry quality standards. The high energy density and long life make the product be suitable for wide application
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Douai is produced using the lean production method. There will be no fire or explosion happened on our product
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The product is certified to be safe. It is less likely to occur fire hazards, electric shock, radiation, or leakage problems. Its built-in protection mechanism ensures safe charging and use