The vacuum compression bag comprises a
sheet material, a top surface sheet, a valve body and an opening and closing
assembly, the
sheet material can be folded into a three-dimensional shape and is tightly attached to form a containing cavity with an opening, the top surface sheet covers the opening and is tightly attached to the edge of the opening to define the containing cavity, the valve body is arranged on the
sheet material or the top surface sheet, and the opening and closing
assembly is arranged on the valve body. The valve body is used for exhausting air in the containing cavity, the opening and closing
assembly is arranged on the sheet or the top
face sheet, and the opening and closing assembly can open or close the containing cavity. The sheet can be folded into a three-dimensional shape, the sheet is tightly attached to form the containing cavity with the opening, then the edge of the opening is tightly attached and sealed through the top
face sheet to form the three-dimensional containing cavity, the containing cavity in the vacuum compression bag can be enlarged, the capacity can be improved, and a user can conveniently take articles through the three-dimensional space. The valve body can be matched with vacuumizing equipment to extract air from the containing cavity, and a user opens the containing cavity through the opening and closing assembly to place or take out objects.