Pioneering China’s First Liquid-Cooled VFD for Main Drive

In August 2021, GUIDE’s liquid-cooled VFD for main drive empowered CREG’s shield tunneling machines to complete the full-line breakthrough of Wuhan Metro Line 19. As the first domestic liquid-cooled VFD applied in shield machine main drives, it represents a significant milestone in the localization of key components — achieving internationally advanced performance and advancing technological innovation in the industry.