Liujiaxia Hydropower Station, China's first million kilowatt-class hydropower station. The main stream of the Yellow River is located in Yongjing County, Gansu Province. It was started in September 1958, stopped in 1961, resumed work in 1964, February 4, 1975, between the mountains and mountains of the northwestern plateau, the ancient city of Lanzhou, above the Yellow River, a dam rises from the ground. It is China's current large hydropower station - Liujiaxia Hydropower Station. It is designed and constructed by China. The Liujiaxia Hydropower Station can store 5.7 billion cubic meters of water, with an annual generating capacity of 5.7 billion kilowatts, more than the annual power generation in the early years of liberation. At the same time, it is also a large-scale water conservancy hub hydropower station with comprehensive utilization value of flood control, irrigation, anti-flooding and aquaculture. There are five large-scale domestic hydro-generator units arranged in the center, which are responsible for the supply to Shaanxi, Gansu and Qinghai. Electric task. The power plant is about 25 meters wide and 180 meters long and has a height of 20 stories. The dam type is a gravity dam with a maximum dam height of 147 meters and a total storage capacity of 5.7 billion cubic meters. Install 5 units with a total capacity of 1.225 million kilowatts and an annual power generation of 5.58 billion kilowatt hours. The first unit of 225,000 kilowatts was put into operation in March 1969. In November 2018, selected for the second batch of national industrial heritage list