1. A curved-hall comprises a strong aluminium construction covered with a pvc synthetic skin. The construction combines the advantages of a lightweight structure (speed of assembly and disassembly and movability) with strength, safety and the finishing of permanent buildings. Thanks to the high roof pitch of 25 degrees the curved side profiles, the type of fabric and its perfect tensioning high wind and snow bearing capacities are achieved. 2. The clear-span of 20m curved tent is 20m, length could be 20m, 25m and +5m more. 3. Its our latest designed tent model for customization, main aluminium poles are curve not standard upright. 4. Frame uses hard pressed extruded aluminium 6061 /t6(13hw). 5. Glass door, glass panel, abs hard panel, cassette flooring etc. Are compatible with it. 6. The fabric is double pvc-coated polyester textile. It is high quality at waterproof, flame retardant to din4102 b1, m2, uv resistant. 7. The maximum allowed wind speed is 100km/h. The security and variability of our products have reached the standard of similar products in europe. 8. Widely used for party, outdoor exhibition, outdoor wedding, trade fair, celebration, sports event, military solution, temporary warehouse and workshop. 9. Maximum clear-span width is 50m. 1. Aluminum frame packed in membrane film 2. Hardware packed in solid carton box 3. Roof and sidewall in professional pvc carry bag