China's highest-altitude mega hydropower plant goes operational

Aerial photo taken on Aug. 17, 2021 shows power transmission lines for the Lianghekou hydropower plant on the Yalong River in Tibetan Autonomous Prefecture of Garze, southwest China's Sichuan Province. This mega hydropower plant built at an average altitude of 3,000 meters, the highest one of its kind in China, went into operation on Wednesday. The first two 500,000-kW power generation units went operational at the plant, marking the operation of the plant with a planned total installed capacity of 3 million kW. (Xinhua)