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For parents, the children often excessive use of toothpaste their headaches. How to get kids to easily adapt their toothpaste extrusion amount of it? This product is designed to be the structural design toothpaste mouth, is to allow users to more easily extruded pea-sized toothpaste to protect children's health
西华大学
四川省成都市, China
西华大学
四川省成都市, China