When folding storage box folded, it is only 5 cm high.  Folding storage box can save about 4 times space and can be stored in small corners of the room. Children can also take folded storage box without pressure and store school textbooks. Folding storage box can be stored high school textbooks sideways- max. store up to 50 books or tile two high school textbooks.  Folding storage box can organize at a glance and allows children to cultivate good ways of organizing and reading habits.