... use 3.spacious and easy to assemble and disassemble 1. Big Tents for Guangzhou Asian Games.2. Size: 20x15m. 3. Widely used ... church, exhibition etc.1, Attached photo shows 20x15m big tents that are used for the security check of the 16th Guangzhou Asian ... , rain gutters, decoration ceilings and inside curtains.7, Widely used for party, outdoor exhibition, trade fair, outdoor wedding, celebration, sports ...