Square plastic shelves display in supermaket
Step 1: Plastic tray 12pcs, pipe 32 pcs, card slot 24 pcs.
Step 2: Take three trays 8pcs pipe, assemble in turn according to the arrow direction in figure two, compose the state shown in the right figure in figure two.
Step 3: Press the button to place the assembled components into the state shown in figure two.
Step 4: Put card slot into just like the photo.