Tumbler Lab

We Invest in Our Lab, and Your Product Quality

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    Material composition inspection

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    Sealing performance inspection

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    Heat/cold retention performance inspection

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    Appearance and structure inspection

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    Corrosion resistance inspection

Advanced Testing Equipment

From raw materials to finished tumblers, Daian takes care of the product’s quality by implementing rigorous tests
using the most precision machine and equipment regardless of heavy invesment.