BX1 vertical AC arc welding ma

• Waterproof tunnel construction
  • Geomembrane welding series
• Welding and cutting of tunnel
  • MZ submerged arc welding machi
  • NBC / MIG gas shielded welding
  • BX1 vertical AC arc welding ma
  • Cut (LGK) plasma cutting machi
  • ZX7 (ARC) inverter manual arc
• tunnel construction machinery
  • Grouting machine series
  • Concrete jet machine series
  • Rigid structure processing equ
  • Other equipment series
• Grouting recording equipment
  • Grouting recorder