News

Heilongjiang Province’s First New Type 220 kV Smart Substation Begins Operation

On March 31st, Heilongjiang Province’s first new type 220 kV smart substation—the Suiling Substation—began operation...

State Grid Invests Over 600 Billion for the First Time in 2024

In 2024, State Grid’s investment exceeded 600 billion yuan for the first time, completing and putting into operation three ultra-high voltage projects...