Specifications1, Attached photo shows one set 50X70m permanent big aluminum structure, it is used for exhibition, concert, trade fair, event and so on.2, The clear-span of aluminum structure is 50m, the length of LH50 could be 30m, 35m, 40m and +5m more.3, Frame uses hard pressed extruded aluminium ......


| Model | Clear span | Length | Bay | Eave height | Ridge height | Longest component | Minimum tent length |
| LH 30m/400 | 30m | unlimited | 5m | 4m | 8.9m | 10.64m | 25m |
| LH40m/400 | 40m | unlimited | 5m | 4m | 10.5m | 10.64m | 40m |
| LH50m/400 | 50m | unlimited | 5m | 4m | 12m | 10.64m | 40m |
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