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| Items | Specifications |
|---|---|
| Main structure | Q235B, Q345B, S235, S355, SS400 etc. |
| Purlin and girts | Cold rolled C or Z steel, Q355B or Q235B |
| Gutter | Galvanized steel |
| Wall & roof | EPS sandwich panel, rockwool wool sandwich panel, PU / PIR sandwich panel, glass wool sandwich panel and corrugated steel sheet |
| Doors | Sliding door, roller shutter door, electric sectional door, security door and emergency door etc. |
| Materials of doors | Steel, PVC or aluminum |








