02:10 02:10 00:20 Glass curtain wall
00:30 Glass dome shopping mall skylight
00:10 Steel truss construction roof installation
00:21 Space frame coal storage shed installation
00:30 Tempered Glass Skylight for Hall or Dome Glass Curtain Wall Construction for Shopping Mall or Building
00:10 Wide Span Steel Space Frame Structural Steel Fabrication Bolt Ball and Circular Tube Nodes Design Space Frame Construction