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Toothpaste ,which is a daily necessity,has a long history.Brushing teeth is irregularly and people don’t know how much they need.As a result,it makes excessive consumption of materials. This design, which we can use mensurable toothpaste by setting, can reduce toothpaste consumption and will benefit oral care.
Jiangxi University of Finance and Economics
NanChang, China
Jiangxi University of Finance and Economics
NanChang, China
Yongcai Yang
Shouwu Huang
Yu Su
Yiqi Huang