| Structure | Part | Specification |
|---|---|---|
| Main Structure | Frame Column and Beam | Q355B H/I Section |
| Welding | Automatic Submerged Arc Welding | |
| Rust Removing | Shot Blasting | |
| Surface Processing | Coating or Galvanized | |
| High Strength Bolt | Grade 10.9 | |
| Secondary Structure | Purlin | C/Z Purlin Size C120-C320, Z100~Z300 |
| Angle Brace | Q235B L-Steel | |
| Cross/X Brace | Q235B Round Pipe | |
| Tie Bar | Q235B Round Bar | |
| Roof System | Roofing Material | Sandwich Panel (PU/Glasswool/Rock Wool/EPS 50-200mm) |
| Skylight Panel | 1.2mm FRP | |
| Gutter | Galvanized/Coated Steel 2.0-3.0mm | |
| Down Pipe | PVC Pipe |
1. Usage: Warehouse, workshop, showroom, etc.
2. Local Climate: Wind speed, Snow load.
3. Dimension: Length * Width * Height.
4. Roof and Wall: Preferred panel material.
5. Windows and Doors: Material, quantity, and type.
Professional design team with extensive experience. We meet individual needs with multi-type steel components, panels, and window/door options.



High-quality steel with excellent corrosion resistance and structural stability. We follow the AWS-D1.1/D1.5 welding quality system with professional CWI inspectors conducting comprehensive testing.
Modern factories and multiple production lines ensuring delivery within 30 days.
Photo and video updates provided for all production links, from raw materials to final processing.
Container and pallet packing to protect surface paint. Each component is marked for easy installation.
Instructions and videos provided. Technical guidance available to teach your team how to build the project efficiently.
With over 20 years of experience, we are a leading supplier of steel structure warehouses, workshop buildings, hangars, gymnasiums, and other large-scale steel structures. We provide one-stop services including design, fabrication, and installation guidance.
Our facilities include modern factories with multiple production lines and complete equipment systems. We have successfully completed thousands of projects totaling millions of square meters, maintaining a professional and efficient service system from production to after-sales.