... Economic cost 4.prompt de Project scope:Industrial steel structure warehouse/workshop/hangar/garage/chicken shed,container house, ... prefabricated home,sandwich panel, welded H steel,C/Z channel,corrugated steel sheet,etc.* Products&Service Scope:Design ... basic building elements(built-up welded H-section , hot-rolled H-section, channel, steel column, steel beam),standard frames, secondary framing ...