
Heavy-Duty Multi-Tier Lower-Price Steel Factory. 50-Year Warranty Coverage: Comprehensive warranty protection for 50 years on all steel structure products. Customizable Color Options: Available in White, Navy, Blue, or any color as customer requirement. Free Design and Drawings: Professional engineers provide architectural, structural, and detailed drawings at no cost. Overseas Installation Support: Experienced engineers available to visit site for installation guidance and training. High-Quality Steel Materials: Constructed with Q235, Q345, or Q355 steel grades meeting GB, AISI, ISO, and CE standards. Versatile Insulation Options: Roof and wall options include EPS, Fiberglass Wool, Rock Wool, or PU sandwich panels. Fast Production Capacity: Annual production capacity of 120,000 tons with 30-40 days lead time after deposit. Complete Service Package: Full service from design, manufacturing, and selling to installation and after-sales support.