4steel Frame
Cut Sheet Steel
Shaped Steel
Steel Scrap Deduction
Factory Processing And Assembly
Factory Rust Prevention Coating
Factory Rustproofing Coating
Factory Rust-Proofing Coating
Hot Dip Galvanizing
Steel Frame Transportation
On-Site Construction
High Strength Bolts
Tightening Of High Strength Bolts
Weld Test
Fireproof Coating