[single row] 1 door 1 floor [single row] 1 door and 2 floors [single row] 2 doors and 4 floors [single row] 3 doors and 6 floors [single row] 4 doors and 8 floors [single row] 5 doors and 10 floors [single-layer heightening boot cabinet] [double row] 3-layer 6-grid [double row] 4 layers and 8 grids [single-layer heightening boot cabinet] [double row] 5 layers and 10 grids [double row] 6 layers and 12 grids [single-layer heightening boot cabinet] [double row] 7-layer 14-grid [double row] 8 layers and 16 grids [single-layer heightening boot cabinet] [double row] 9-layer 18 grid [double row] 10 layers and 20 grids

installation-free/foldable/damaged package repair