1.Main structure: welding h steel 2.Purlin: c section channel or z section channel 3.Roof cladding: sandwich panel or corrugated steel sheet with fiber glass wool coil 4.Wall cladding: sandwich panel or corrugated steel sheet 5.Tie rod: circular steel tube 6.Brace: round bar 7.Column barcing and transverse brace: angle steel or h section steel or steel pipe 8.Knee brace: angle steel 9.Roof ridge: corrugated steel sheet 10.Wrapping cover: color steel sheet 11.Roof gutter: color steel sheet 12.Rainspout: pvc pipe 13.Doors: sliding sandwich panel door or metal door 14.Windows: pvc or aluminum window 15. Connectings: high strength bolts.