High Quality Prefabricated Metal Frame Building Steel Structure Sports Hall Stadium

High Quality Prefabricated Metal Frame Building Steel Structure Sports Hall Stadium. 30-Year Limited Warranty: Comprehensive coverage for 30 years on mechanical and structural integrity. Customizable Color Options: Available in White, Blue, Red, Green, or fully customizable color schemes. Earthquake & Wind Resistance: Engineered with high-strength Q345 steel for superior seismic and wind load performance. Rapid Installation: Prefabricated design allows for erection in 4-8 weeks, significantly faster than concrete. 24-Hour Online Support: Dedicated technical team available around the clock for guidance and troubleshooting. Eco-Friendly & Recyclable: Made from high-strength steel with fireproof and heat insulation properties. ISO 9001 Certified Quality: Manufactured under strict international quality control standards with SGS testing. Large Span Capability: Achieves clear spans up to 36 meters without interior columns for maximum flexibility.