large high-rise residential buildingsDescription of the building :This project is to set up office. The project include: construct a light steel structure three stories-residential building with the glass curtain wall  including all materials of interior decoration supply.Project Content & Scale:Office building:30*20m*10m office building including arrangement of interior decoration, etc.The construction materials ListItem Specification1Main Pillar & BeamsQ2352PurlinsC180*70*20*2.5    Q2353Tie BarΦ114*4.04Pillar SupportersΦ205Tie rodΦ10,Φ32*2.56KneebracingL70*57Foundation boltM248General BoltsC Grade9High Strengthened Bolts10.9S      M2010Eaves Gutter3mm Steel Plate11Roof Panel1 mm steel deck+concrete12Wall Panel30mm sandwich board+75mm Glass wool+10mm Gypsum panel13Rain Canopy14Edge and corner wrapping0.5mm Galvanized Steel Plate15Accessories16Plastic steel  WindowSize 3x2m17Electricity& Water supplyFor office area18Aluminum Composite Panel1.2x2.4 Silver Color19Glass WallIncluding the glass frame, bolts and sealant20Glass PartitionAluminum Frame with Double Layer Glass21Flooring TilePolished tile22Toilet close stool23Basin24Shower25Water Supply and Drainage26Ceiling SystemMineral wool board with ceiling Grid27Steel stair28Floor deck1.00mm Galvanized Steel Plate29Glass door12 mm thick toughened glass door30Aluminum alloy glass casement door31Skirting lineConstruction process1.Foundation construction2.Fix and welding the steel frame3.Wall and roof panels installation4.Glass curtain wall installation5.Interior decoration work(floor,ceiling,water&lighting system ,partition work)