... 3.spacious and easy to assemble and disassemble 1. Big Tents for Guangzhou Asian Games.2. Size: 20x15m. ... church, exhibition etc.1, Attached photo shows 20x15m big tents that are used for the security check of ... be 20m, 25m, 30m and +5m more.3, Frame uses hard pressed extruded aluminium 6061/T6(13HW).4, ... workshop.8, Sizes available (the clear-span widths of the big party tent): 10m, 12m, 15m, 18m, 20m, ...