... efficiency 3. Economic cost Project scope:Industrial steel structure warehouse/workshop/hangar/garage/chicken shed,container house, ... , welded H steel,C/Z channel,corrugated steel sheet,etc.* Products&Service Scope:Design&Engineering Service, Steel ... column, steel beam),standard frames, secondary framing, roof & wall materials, Tempcon (sandwich) panels* Engineering Design Software:AutoCAD,PKPM ...