Photo taken on June 29, 2020 shows water gushing out from a sluiceway of the Wudongde Hydropower Station on the border of Sichuan and Yunnan provinces in southwest China. The first group of electricity-generation units at the Wudongde Hydropower Station was put into use on Monday. The station, which is located on the border of Sichuan and Yunnan provinces in southwest China, has a total installed capacity of 10.2 million kilowatts, with the estimated annual power generating capacity of 38.91 billion kilowatt-hours. All electricity-generation units are expected to be put into use by July in 2021. Spanning the Jinsha River, the upper stretches of the Yangtze River, the station is a major hydropower project to promote high-quality development of the Yangtze River Economic Belt. (Xinhua/Hu Chao)

People attend a ceremony celebrating the operation of the first group of electricity-generation units at the Wudongde Hydropower Station on the border of Sichuan and Yunnan provinces in southwest China, June 29, 2020. The first group of electricity-generation units at the Wudongde Hydropower Station was put into use on Monday. The station, which is located on the border of Sichuan and Yunnan provinces in southwest China, has a total installed capacity of 10.2 million kilowatts, with the estimated annual power generating capacity of 38.91 billion kilowatt-hours. All electricity-generation units are expected to be put into use by July in 2021. Spanning the Jinsha River, the upper stretches of the Yangtze River, the station is a major hydropower project to promote high-quality development of the Yangtze River Economic Belt. (Xinhua/Li Mengxin)

People attend a ceremony celebrating the operation of the first group of electricity-generation units at the Wudongde Hydropower Station on the border of Sichuan and Yunnan provinces in southwest China, June 29, 2020. The first group of electricity-generation units at the Wudongde Hydropower Station was put into use on Monday. The station, which is located on the border of Sichuan and Yunnan provinces in southwest China, has a total installed capacity of 10.2 million kilowatts, with the estimated annual power generating capacity of 38.91 billion kilowatt-hours. All electricity-generation units are expected to be put into use by July in 2021. Spanning the Jinsha River, the upper stretches of the Yangtze River, the station is a major hydropower project to promote high-quality development of the Yangtze River Economic Belt. (Xinhua/Li Mengxin)

Staff members monitor the operation of the Wudongde Hydropower Station on the border of Sichuan and Yunnan provinces in southwest China, June 29, 2020. The first group of electricity-generation units at the Wudongde Hydropower Station was put into use on Monday. The station, which is located on the border of Sichuan and Yunnan provinces in southwest China, has a total installed capacity of 10.2 million kilowatts, with the estimated annual power generating capacity of 38.91 billion kilowatt-hours. All electricity-generation units are expected to be put into use by July in 2021. Spanning the Jinsha River, the upper stretches of the Yangtze River, the station is a major hydropower project to promote high-quality development of the Yangtze River Economic Belt. (Xinhua/Hu Chao)

Aerial photo taken on June 29, 2020 shows the dam of the Wudongde Hydropower Station on the border of Sichuan and Yunnan provinces in southwest China. The first group of electricity-generation units at the Wudongde Hydropower Station was put into use on Monday. The station, which is located on the border of Sichuan and Yunnan provinces in southwest China, has a total installed capacity of 10.2 million kilowatts, with the estimated annual power generating capacity of 38.91 billion kilowatt-hours. All electricity-generation units are expected to be put into use by July in 2021. Spanning the Jinsha River, the upper stretches of the Yangtze River, the station is a major hydropower project to promote high-quality development of the Yangtze River Economic Belt. (Xinhua/Li Mengxin)

Aerial photo taken on June 29, 2020 shows a view of the Wudongde Hydropower Station on the border of Sichuan and Yunnan provinces in southwest China. The first group of electricity-generation units at the Wudongde Hydropower Station was put into use on Monday. The station, which is located on the border of Sichuan and Yunnan provinces in southwest China, has a total installed capacity of 10.2 million kilowatts, with the estimated annual power generating capacity of 38.91 billion kilowatt-hours. All electricity-generation units are expected to be put into use by July in 2021. Spanning the Jinsha River, the upper stretches of the Yangtze River, the station is a major hydropower project to promote high-quality development of the Yangtze River Economic Belt. (Xinhua/Hu Chao)

Aerial photo taken on June 29, 2020 shows water gushing out from a sluiceway of the Wudongde Hydropower Station on the border of Sichuan and Yunnan provinces in southwest China. The first group of electricity-generation units at the Wudongde Hydropower Station was put into use on Monday. The station, which is located on the border of Sichuan and Yunnan provinces in southwest China, has a total installed capacity of 10.2 million kilowatts, with the estimated annual power generating capacity of 38.91 billion kilowatt-hours. All electricity-generation units are expected to be put into use by July in 2021. Spanning the Jinsha River, the upper stretches of the Yangtze River, the station is a major hydropower project to promote high-quality development of the Yangtze River Economic Belt. (Xinhua/Li Mengxin)

Aerial photo taken on June 29, 2020 shows water gushing out from a sluiceway of the Wudongde Hydropower Station on the border of Sichuan and Yunnan provinces in southwest China. The first group of electricity-generation units at the Wudongde Hydropower Station was put into use on Monday. The station, which is located on the border of Sichuan and Yunnan provinces in southwest China, has a total installed capacity of 10.2 million kilowatts, with the estimated annual power generating capacity of 38.91 billion kilowatt-hours. All electricity-generation units are expected to be put into use by July in 2021. Spanning the Jinsha River, the upper stretches of the Yangtze River, the station is a major hydropower project to promote high-quality development of the Yangtze River Economic Belt. (Xinhua/Li Mengxin)

Staff members monitor the operation of the Wudongde Hydropower Station on the border of Sichuan and Yunnan provinces in southwest China, June 29, 2020. The first group of electricity-generation units at the Wudongde Hydropower Station was put into use on Monday. The station, which is located on the border of Sichuan and Yunnan provinces in southwest China, has a total installed capacity of 10.2 million kilowatts, with the estimated annual power generating capacity of 38.91 billion kilowatt-hours. All electricity-generation units are expected to be put into use by July in 2021. Spanning the Jinsha River, the upper stretches of the Yangtze River, the station is a major hydropower project to promote high-quality development of the Yangtze River Economic Belt. (Xinhua/Hu Chao)

People pose for a photo to celebrate the operation of the first group of electricity-generation units at the Wudongde Hydropower Station on the border of Sichuan and Yunnan provinces in southwest China, June 29, 2020. The first group of electricity-generation units at the Wudongde Hydropower Station was put into use on Monday. The station, which is located on the border of Sichuan and Yunnan provinces in southwest China, has a total installed capacity of 10.2 million kilowatts, with the estimated annual power generating capacity of 38.91 billion kilowatt-hours. All electricity-generation units are expected to be put into use by July in 2021. Spanning the Jinsha River, the upper stretches of the Yangtze River, the station is a major hydropower project to promote high-quality development of the Yangtze River Economic Belt. (Xinhua/Li Mengxin)