... machine, Shaping machine, Angle iron drilling line, 315 4-column press machine, Automatic seam-suturing submerged-arc welding center, Straight flange welding machine, NC torch cutting machine ... machine, Shaping machine, Angle iron drilling line, 315 4-column press machine, Automatic seam-suturing submerged-arc welding center, Straight flange welding machine, NC torch cutting machine ...