Foldable And Stackable Circulation Box     1. Welded by high quality steel wire or high quality low carbon iron wire.   2. Usage:Holding machine parts and other hardware parts,supermarkets and warehouse goods.     3. Surface treatment:Galvanized zinc or powder coated,not easy corrosion.       4. Feature:Can be folded and stacked,save space and time.     5. The unified specification is advantageous for the inventory.