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As for the Q-C Toothpaste,main features are as follows:
1 unit of bamboo-type of Q-C Toothpaste’outline.The blind people can control the amount of the toothpaste with the help of the “Q-C Toothpaste;
2 Considering the issues of the save energy, “Q-C Toothpaste can ensure to use up the toothpaste.
Zhejiang University
,
He, Limin
Ningbo, China