| Structure | Part | Specification |
|---|---|---|
| Main Structure | Frame Column and Beam | Q355B H/I Section & As drawings |
| Welding | Automatic Submerged Arc Welding | |
| Rust Removing | Shot Blasting | |
| Surface Processing | Coating or Galvanized | |
| Secondary Structure | Purlin | C/Z Purlin Size from C120-C320, Z100~Z300 |
| Angle Brace | Q235B L-Steel | |
| Tie Bar | Q235B Round Bar | |
| Roof & Wall System | Material | Sandwich Panel (PU/Glasswool/Rock Wool/EPS) 50mm-200mm |
| Accessories | Gutter, Downspout, Sealant, Self-tapping Screw |
Please provide the following information for an accurate quote:
Professional design team of 20 people with 10 years of experience to meet individual needs with various steel components and panels.
Following AWS-D1.1/D1.5 welding quality systems. Professional CWI inspectors conduct comprehensive testing on high-quality steel.
2 modern factories covering 150,000 sqm. We guarantee delivery within 30 days for standard 5,000 sqm warehouses.
Providing photos and videos of all production links. Customers can even request video calls to watch workshop production.



Comprehensive installation instructions and videos are provided. We can also send engineers to your site to guide and train your local team.
With over 23 years of experience, we are a leading supplier of steel structure warehouses, workshops, hangars, and gymnasiums. We have successfully completed over 3,500 projects totaling 17,600,000 sqm.
Our one-stop service includes design, fabrication, and installation guidance. Operating from two modern factories with four advanced production lines, we ensure high efficiency and professional quality control from raw materials to final assembly.