All packaged light steel structure, column usually adopts the square tube or round tube, usually with main and vice beam h-beam or cold rolled steel, floor panel usually choose cold-rolled steel floor, interlocking structure, floor panel and main beam adopts the locking mechanism between locking, compared with the traditional pattern steel floor or steel grille floor, it has the bearing capacity of strong, integral sex is good, bearing good uniformity, high precision, surface smooth, easy to the advantages of the lock, and easy to match the lighting system. Common floor panels are available in general flat, convex, hollow and other types. The goods are transported by forklift, lift platform or cargo ladder to the second floor and the third floor, and then by car or hydraulic towing truck to the designated position. Compared with reinforced concrete platform, this kind of platform has the characteristics of fast construction, moderate cost, easy installation and disassembly, easy use and novel and beautiful structure. The vertical columns of such platforms are usually within 4-6m, with the first floor being about 3m high and the second and third floors about 2.5m high. The floor load is usually less than 1000kg per square meter. Such platforms allow the closest integration of warehousing and management, and can be used as warehouse offices upstairs or downstairs. Such systems are mainly used in machinery manufacturing, automobile, electronics, light industry, machinery, medicine, e-commerce and other industries.