Laminated shelves are mainly composed of columns, cross braces, beams, and laminates. The standard plug-in combination structure has a simple appearance and a firm connection. Without welding and screw connection, it is easy to unload, and the standard load-bearing capacity is 100-200kg/layer. The height between layers can be arbitrarily adjusted according to the size of the goods. Satisfy a variety of use requirements, applicable to various warehouses for manual access to goods.