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Sip cup / Cup

Sip cup
Sip cup

When you drink hot water, the cup will let you drink a mouth of warm water at once.
Internal partition change the cup inside structure, under the influence of physical cooling, make the circulation hot water warm, constantly adjust the water temperature.

University

Xiamen University of Technology

Xiamen University of Technology
xiamen, China

lu di,
Xiamen University of Technology