China Is Betting on Quantum Tech to Fix Its Power Grid | OilPrice.com Haley Zaremba Haley Zaremba is an energy journalist and researcher with more than a decade of professional experience covering global energy systems, land and natural resources, and… More Info Premium Content By Haley Zaremba – Aug 07, 2026, 4:00 PM CDT China is piloting quantum sensors at a Hefei substation to detect faults and catch potential outages before they start. The technology could cut electricity measurement errors at the site by more than 500,000 kilowatt-hours a year. The project taps into a broader global race, from MIT…