The advantages of free CAD drawing prefab steel stadium design:
1 Easy to assemble and disassemble with simple and common tools. 2 Good waterproof performance without extra facilities. 3 Good fireproof performance with rock wool sandwich panel. 4 Good performance of heat-insulation. 5 Safety and stable,could stand firmly over 50 years. 6 Light weight, convenient for shipment and transportation. 7 Beautiful appearance, various colors and shapes for outer and inner roof panel and wall panel. 8 Various designs available, customized designs acceptable. 9 Wide range of application, could be used as offices, command posts, sentry boxes, dormitories, workshops,Kiosks and so on.