Our corporation is a leading company in steel structure line in China, mainly deals with the steel space frame, steel truss, steel pre engineered building, roofing system, steel prefabricated building, membrane structure, steel corrugated sheeting and sandwich panel, bolt and nut, cone, pin and node (steel ball), design, fabrication, erection and service, as one of the biggest construction contractor in China, has finished more than 6000 projects ranged from the airport, theater, stadium, coal warehouse, gas station, exihibition center, hanger or others large span steel structure.