The core issues relating to the design of Douai include many aspects such as health risk related to emerging parameters (chemical and microbiological), NOM removal, advanced treatment processes for new micro-pollutants removal, etc. It has an alarm report function when finishing the test work
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The anodes and cathodes materials of Douai are dealt with by our technical staff under complete procedures. These procedures include mixing, coating, compressing, drying, and slitting. The edges of the product have been machined to be smooth
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Douai is constantly inspected. It is checked for issues in stitching, including conducting seam strength tests and checks for fraying, skipped stitches, open stitches, crooked stitches, and puckered seams. The edges of the product have been machined to be smooth
p******k
The production of Douai is highly sanitary. It has to be produced in a dust-free environment to achieve the best water treatment effect. Its accessories, imported from Japan, Germany, Japan, are reliable and high-precision
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The raw materials of Douai are treated with several procedures. Materials enrichment, refining, and smelt process will be conducted to make the materials into a product with high purity. Made of the latest composite materials, it features high-temperature resistance
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One of the focusing points of Douai is to check every detail of the product. The "one-button" design provides easy use for users