GS003
GS003

GS003

GS002
GS002

GS002

GS001
GS001

GS001

GT100A (CSA approved)
GT100A (CSA approved)

GT100A (CSA approved)

GT200 (CSA approved)
GT200 (CSA approved)

GT200 (CSA approved)

GT300A (CSA approved)
GT300A (CSA approved)

GT300A (CSA approved)

SERVICE

  • Grand Hall is a total solution provider and supports consulting, designing, manufacturing, and delivering high-quality products to our customers. Our expertise in valve products can help you create, design, and deliver valves that meet business needs, drive loyalty, and create remarkable brand value.

PRODUCTIVITY

  • 10 million valves/year
  • 1. Italian-made three-directional forging machine
  • 2. 200-450 tons forging equipment.
  • 3. Italy & Taiwan - Special automatic machining machines
  • 4. Switzerland - Parts processing machines

 QUALITY INSPECTION

  • Burst Disc Pressure Testing
  • Leakage Testing
  • Linearity Testing 
  • Roughness Testing
  • Overhead Projector Coordinate Machine