Collapsible rectangular box for storage has box body with flexible bottom and two short and two long upright side and end surfaces with folding line in long ones

摘要

The box has a rectangular box body (1), a flexible rectangular bottom (15), two short sides (11) and two long sides. A fold line (14) extends at the height of each long side, dividing the sides into small (13) and large wall (12) surface parts. The parts of one side or diagonal relative to those of the other, and the horizontal length of the short sides is greater than the small wall surface part, but smaller than the large wall surface part.