Attic style shelving is a storage equipment that expands storage space by building multiple levels of platforms, consisting of columns, beams, shelves, floor beams, floor panels, guardrails, stairs, etc. It is a middle attic built on an existing workspace or shelf to increase storage space, and can be flexibly designed as two or three levels. Adopting an assembled modular structure, no on-site welding required, and flexible disassembly; The bottom shelf is both a storage unit and a load-bearing support for the upper platform. Suitable for scenarios where the warehouse height is ≥ 4 meters, the goods are light and small, and manually accessed, such as the storage of small and medium-sized items such as automotive parts, electronic devices, hardware tools, etc.