Our corporation is leading company in steel structure line and firstly received ISO9000 series certificate, mainly deal in the steel space frame, steel pre engineered building, steel truss, roofingsystem, memberne structure, cladding sheet and sandwich pandel, construction design, fabrication, installation and service, as one of the biggest construction contractor in China, has finished more than 6000 projects range from the airport, theater, stadium, coal warehouse, gas service station, exihibition center, hanger or others large span steel structure.