| 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 | |
| High Strength Bolt | Grade 10.9 | |
| Secondary Structure | Purlin | C/Z Purlin Size from C120-C320, Z100~Z300 |
| Angle Brace | Q235B L-Steel | |
| Cross Brace/X Brace | Q235B Round Pipe | |
| Tie Bar | Q235B Round Bar | |
| Roof System | Roofing Material | Sandwich Panel-Insulated PU/Glasswool/Rock Wool/EPS 50mm-200mm |
| Skylight Panel | 1.2mm FRP | |
| Gutter | Steel Gutter Galvanized/Coated 2.0mm-3.0mm | |
| Rainspout/Down Pipe | PVC Pipe | |
| Wall System | Wall Material | Sandwich Panel-Insulated PU/Glasswool/Rock Wool/EPS 50mm-200mm |
| Accessories | Sealant, Self-tapping Screw etc | |
| Edge Cover | Color Steel | |
| Ventilator | Unpowered Axial-Flow Ventilator | Customizable |
| Door | Electric Rolling/Sliding/Access Door | Customizable |
| Window | Aluminum/PVC | Customizable |
| Crane | 1-200 T | Customizable |
| Packing | Main steel frame without packing load in 40' OT | |
| Roof and wall panel load in 40' HQ | ||
Please kindly inform us of the information below if you are interested in our products:
1. Project Progress: Is Land Purchased? Is it licensed by the government?
2. Usage: For warehouse, workshop, showroom, etc.
3. Location: In which country will it be built?
4. Local Climate: Wind speed, Snow load (max. Wind speed)
5. Design: Please provide the design drawing or need us to design?
6. Dimension: Length * Width * Height
7. Crane Beam: Do you need crane beam inside the steel structure?
8. Roof and Wall: Determine the panel material (color steel or sandwich panel).
9. Windows and Doors: Material, quantity, and type.
We have a professional design team of about 20 people with 10 years of design experience. We can meet your individual needs with multi-type steel components, roof and wall panels, doors, and windows.


With high-quality steel material, we maintain an AWS-D1.1/D1.5 welding quality system and professional CWI welding inspectors to ensure the highest standards.
Equipped with 2 modern factories and 3 production lines totaling 150,000 square meters. We guarantee delivery within 30 days for standard warehouses.
We provide picture and video updates of all production stages, from raw materials to steel processing. Video calls for workshop viewing are also available.
Container and pallet packing protect the surface paint or zinc. Each component is marked in sequence according to drawings to facilitate installation.
Instructions and videos are provided. We can also send engineers to your site to provide on-site guidance and training for your team.
Our company is a leading supplier of steel structure warehouses, workshops, hangars, prefab gymnasiums, and poultry houses. We provide one-stop services including design, fabrication, and installation guidance. With 2 modern factories and 4 production lines in China, we bring 23 years of experience, having completed 3,520 projects totaling 17,600,000 sqm. Our focus remains on heavy steel building design, quality control, and efficient customer service.