... ISO9001:2000,ASTM, 2.Optimized Steel Qnty, 3.Top-Gr. construction team 4.Cost Effective:900USD The light steel structure building ... to the light weight of the structure itself 3) Easy construction, time-saving, and Labor saving 4) Flexible layout, beautiful ... usage: Airport hanger, industrial plant, market,warehouse,railway station, swimming pool, stadium and other civil engineering project.