1. newly-designed aluminum structure tent 2. factory price & high quality 3. clear span: 15m, 18m, 20m, 25m, 30m This is a newly-designed tent. It’s much safer than traditional style due to its special structure. We believe it will become very popular in future. Do not hesitate, catch the chance now.1. SPECIFICATION1) Span width: 15m, 18m, 20m, 25m, 30m.2) Length: no limite, extended by +5m.3) ...