Roof structures with long span can be built with steel space frame construction to ensure flexible and column-free internal spaces for the stadium, sport halls

| Application | Gymnasium, multi-functional indoor stadium, ball games hall |
| Size | The maximum span of the space frame structure can exceed 200m, and the shape of the roof can be customized. |
| Design Standards | AISC ASCE BS EURO JIS UBC NSCP or customized |
| Material | Q235B Q355B ASTM A36 ASTM Gr.50 |
| Surface Treatment | Custom anti-corrosion surface coating and galvanizing |
| Service Life | 50 years |
| Certificate | CE ISO SGS BV |
| Cladding System | FRP, polycarbonate plate, steel plate, aluminum plate |
| Erection | On-site engineer supervision or EPC contract |
| Warranty | 1 year |
| Service | SAFS 7*24H online service |