Diversion of water from the Yellow River Tianqiao Hydropower Station is a large water conservancy project covering the most cities and counties in Shanxi Province since the founding of the People's Republic of China. It is also a water diversion project with the longest water transmission line, the largest investment scale and the largest population benefit in Shanxi Province.It can solve the serious water shortage problem in the contiguous impoverished areas in Luliang Mountain, provide a strong guarantee for the local poverty alleviation, ecological environment improvement and economic and social transformation and development, and has important strategic significance for coping with the extreme drought in central Shanxi, ecological restoration of Fenhe River Basin, and the control of groundwater overextraction areas along the road.