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Smart Cup / Cup

Smart Cup
Smart Cup

Water tends to be poured out due to the smoth cup wall when we use the cup in daily
life . We add a soft rubber at the edge of one small part of the cup. And when pouring
the water, it will not pour out because of the gravity any more.


Donghua University

Donghua University
Shanghai, China

Wu Chunmao,
Donghua University

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