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More and more people pay attention to oral health,but many people forget change regularly toothbrush frequently.
This is design of combine with the toothbrush and
toothpaste,and the toothpaste,can be used only three months.
When the toothpaste used up,it means we must change toothbrush.
When using this toothbrush,we can squeeze
some toothpaste from the bottom,packed into the mouth,or teeth directly.then,placed
toothbrush upright,it's not easy to drop out.
Jiangxi University of Finance and Economics
Nanchang City,Jiangxi Province, China
Jin Chen Feng Chen Huiping Ling Wensi Lin