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It is not easy to make one find his own paper cup in a party which no doubt will cause waste. Mine cup starts with materials to cover with a layer of low-priced pressure sensitive paper that is widely used on the receipt, the user need just drag his fingernail to leave black mark on the paper cup. Then it is convenient to makes out one’s paper cup as everyone draws his own mark that also brings to enjoy the fun.
Jinchi Che Hao Qin Zhiliang Zhen Qize Song