Douai is designed and manufactured using high-quality material and the latest techniques in compliance with industry standards. There is no tightness degradation caused by temperature variations, pressure cycling, and vibrations
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The design of Douai is never out of date. It is not poisonous or lethal to human health and foodstuff
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The design and material selection processes of Douai are strictly controlled. Water, sludge, and other impurities are removed in the production
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Douai leads in design and technology. It can be used in particle detectors such as cryogenic particle detectors
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The manufacturing process of Douai is safe and reliable. It meets global quality standards manufactured by ISO9000 certified factory
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A rigorous quality control process ensures zero defects and consistent quality. It is granted with certificates such as SGS, VDE, TUV, and UL