Maintenance personnel carried out special inspections following snowfall. At the 750 kV Guolong Substation, a site for addressing hidden risks in compact disconnectors, operational staff confirmed work plans and safety control measures. Power maintenance teams conducted tower climbing and defect elimination work on the 750 kV Guowu III Line. On March 25, along the 750 kV Guowu III Line, maintenance personnel began hazard mitigation and flaw correction on transmission towers and lines. Reporters followed frontline workers through rugged mountainous terrain, documenting their extraordinary efforts. Currently, the annual spring inspection and testing of the power grid are underway. Through comprehensive "check-ups" of line equipment this spring, a solid foundation is being laid for safe and reliable power supply, with practical actions composing the "Spring Maintenance Symphony."
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