1,Grade:Q235&Q345 2,Certificate:ISO9001-2000 3,Good appearance 4,Easy to install 5,Insulation material: EPS,PU,rockwool Packing: Depends on detail structureIf you really interested, please give me the following information:1. Dimension: Length, width, height, eave height, roof pitch, etc.2. Doors and windows: Dimension, quantity, where to put them.3. Local climate: Wind speed, snow load, etc.4. ...