... height, roof slope2.typesingle span,double-span ,Multi-span,single floor,two story or muti-storey3.basecement and steel foundation ... ~C320,Z100~Z2007.roof and wall panelsingle colorfull corrugated steel sheet,sandwich panel with EPS, ROCK WOOL , PU etc insulation8 ... etc.Outside Steel Structure Whole Looking: Glass wool and Single steel sheet Inside Looking:Skylight board and EPS panel inside looking: ...