
Patent

Utility model patents

Utility model patents

High-tech Enterprise Certificate

High-tech Enterprise Certificate

Private Technology Enterprise

9001 Quality Management System Certificate

Shaanxi Power Grid Energy Conservation and Power Quality Member Unit

EAF-Quantum electric arc furnace water-cooled cover

LF-Ladle refining furnace water-cooled furnace cover

LF-Ladle refining furnace water-cooled furnace cover

LF-Ladle refining furnace water-cooled furnace cover