摘要 |
A storage box includes a main body portion. The main body portion includes long longitudinal plate portions, short longitudinal plate portions, bottom plate portions that are continued from the long longitudinal plate portions and the short longitudinal plate portions, respectively, and lid portions that are continued from the long longitudinal plate portions and the short longitudinal plate portions, respectively. The long longitudinal plate portions are respectively formed with first valley-folding portions which extend in an upper and lower direction. The bottom plate portions continued from the tong longitudinal plate portions are formed with mountain-folding portions on extended lines of the first valley-folding portions. The lid portions continued from the long longitudinal portions are formed with second valley-folding portions on the extended lines of the first valley-folding portions.
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