Steel Structural Workshop mainly load bearing member are Steel Structural , including Steel Coloum , Steel Beam , Steel Structural basement , Bracing system for wall and roof , Steel Workshop divide into Light Steel Workshop and Heavy Steel Workshop , In China the Main Structural we used Q345 Steel , the Purlin and Bracing system used Q235 steel .
The advantage of Steel Structural as follows 
1) Light Deadweight , large span ,great strength ,
2)Finished Quickly , lower the investment cost , 
3) anti-fire , anti-rust ,
4) the installment and movement is convenient