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People like green tea, normal tea is stored by pieces instead of tea bag, Tea bag wastes paper and labor. Tea pot usually used by groups, just for one to enjoy green tea, he can use tea cup. He can soak the leaves for several times, then rotate the cup and throw the leaves from the bottom of the cup.
Zhe Jiang University
Ning Bo, China
Xuan Chen;Peng Liu; Yi Lu; Lin Lin