World's biggest ultra-high voltage line powers up across China

State Grid Corp. of China has started up the world’s longest and most-powerful ultra-high voltage power line from its far northwest to the heavily populated east.
BY BLOOMBERG NEWS

The 1,100-kilovolt direct-current Changji-to-Guquan project stretches 3,293 kilometers, the nation's biggest electricity distributor said in a statement Wednesday. That's roughly the distance between Los Angeles and Cleveland. The CNY 40.7 billion (USD 5.9 billion) project, which the company referred to as the "Power Silk Road," was approved in December 2015 and construction started the next month.

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