... to instruct installation. Easy to assemble and dismantle. Main materails: H beam/C purlin/Z purlin/sandwich panel/ corrugated ... Larger interior space 8.Poor fire-resistant steel Steel structure building sales to:North America, South America, Eastern Europe, ... warehouse/shed, Exhibishion Hall,Office buildings, Garage,Multy-story building,Hanger,Agricultral storage,Logistic centers,and all kinds of ...