... house, prefabricated home,sandwich panel, welded H steel,C/Z channel,corrugated steel sheet,etc.* Products&Service Scope:Design&Engineering Service ... (built-up welded H-section , hot-rolled H-section, channel, steel column, steel beam),standard frames, secondary framing, roof & wall materials, ... Arc FurnaceSX-DRL11.0AcceptableElement AnalyzerSX-ON11.0Acceptable Leading supplier for steel structure