1>Dimension:Length,width,height,eave height,roof pitch,etc
2>Doors and windows:Dimension,quantity,position
3>Local climate:Wind speed,snow load,seismic magnitude etc
4>Insulation material:Panel type,sandwich materials,sandwich thickness
5>Crane beam:Do you need crane beam inside the steel structure?And its load
6>Is there any materials that are not allowed to import to the country where the structure is planning to use?
7>If you have other requirements,such as fire proofing,insulated roof,etc.Please also inform us
8>It's better if you have your own drawings or pictures.Please send them to us