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For most backpack, it is not have a inductive space.We always use the space in the bottom of the backpack not use it very well.When we want to find something,we have to waste too much time to take it.If it’s vertical space can be used, we can use it very well.Vertical Arrangement can be used easily.It can adjust it’s space to load items.
Chaoyang University of Technology
TAICHUNG, Taiwan
YIN-JIE, JHAN