Illustration of China's Ultra High Voltage electricity transmission technology.

China's Ultra High Voltage "Electricity Highway" project: one second of power transmission over 1500km away is enough to sustain a household for two years | AI News Digest

Published: August 31, 2025, 12:07 a.m. Technology Positive

China's Ultra High Voltage (UHV) Transmission Project is revolutionizing energy distribution, enabling green energy to be transmitted over 1,500 km in just 0.005 seconds. This technology, which began in 2009, has established a vast network of UHV lines, significantly enhancing transmission efficiency and capacity. With over 40,000 km of lines built, UHV technology supports China's 'West-to-East Power Transmission' initiative, addressing regional energy imbalances. Despite facing technical and construction challenges, China has emerged as a leader in UHV technology, ensuring reliable power supply and contributing to global energy solutions. The project exemplifies innovation and resilience in overcoming obstacles in energy infrastructure.

ChinaEnergyTechnologyInnovationSustainability