SOE ensures east-west power transmission

State Grid Corp of China, the world's largest utility that shoulders the task of safeguarding the country's economic lifeline, has made innovations to digitally transform the power grid, ensuring safe and stable power supply.

A local unit of State Grid has developed new intelligent devices to boost advanced productive forces through technological breakthroughs.

Recently, in Northwest China's Gansu province, the first integrated wide and narrow-band wireless special network for 750-kilovolt substations in the country was officially put into operation at the Gansu 750 kV Xizhou substation, said Chai Jing, director of the information communication center of the ultrahigh voltage subsidiary of State Grid Gansu Electric Power Co.