Prefabricated steel structure buildings are featured with high fire resistance,strong anti-corrosion ability. Steel structure warehouse mainly refers to the main bearing steel components including steel column,steel beam,steel structure,steel roof truss and all the parts with the welding ,bolt or rivet connection. The roof and the wall panel can be made from composite panel or single sheet. The galvanized metal panel can prevent the rust and corrosion. The self-drilling bolts can make the connection between the panels tighter and prevent the leakage.The composite infill panel assembly can also be used for the roof and wall panel.The polystyrene,glass fiber,rock wool, polyurethane sandwich panel are all available. The steel structure wall can also be supported by the brick wall. The applicable area include the large work plant or warehouse,super market,entertainment center and modular steel structure garage.