... office,toilet,kiosk, shops ect.. single room,double room,with ensuite,with kitchen, two floors...heat insulation,wind and seismic resistance ... long beam 3mm galvanized short beam 2.5mm galvanized column on the corner 3mm galvanized wall panel 75mm EPS ... Ibeams and TubesFloorCement board 15 mm or Plywood 18mmCovered with PVC 1.5mmRoof50mm Rockwoolor EPS sandwich panelExterior walls50mm Rockwoolor ...