Core Insights - The South-to-North Water Diversion Project has successfully delivered over 450 billion cubic meters of water to northern regions during the 14th Five-Year Plan, benefiting over 52 million people [1][2] - Cumulatively, the project has supplied more than 850 billion cubic meters of water, providing a stable and high-quality water source for 195 million people across 48 major cities in seven provinces [1] - The project has significantly contributed to the comprehensive management of groundwater over-extraction and the ecological restoration of rivers and lakes in North China [1] Group 1 - The Middle Route Project has achieved a water supply of 62.61 billion cubic meters, ensuring drinking water safety for 118 million people along the route [1] - The East Route's Shandong mainline has reached a water supply of 13.22 billion cubic meters, meeting its designed capacity [1] - The emergency water supply project for the East Route has delivered over 2.9 billion cubic meters to Tianjin and Hebei [1] Group 2 - The South-to-North Water Diversion Project has been recognized as one of the "Top 10 Global Engineering Achievements of 2025" [1] - The project is advancing high-quality development with ongoing construction of the Middle Route's Jiangsu water diversion project and improvements to the water storage and regulation system [2] - Future plans include active participation in national water network construction and the acceleration of water resource allocation projects in the Qaidam Basin and Qinghai [2]

Group 1 - The Jianghe Supplementary Han Project, a major water conservancy project undertaken by China Energy Construction Gezhouba Group, has officially entered the shaft construction phase with the successful completion of the first blasting operation at Shaft No. 15 [1][3] - Shaft No. 15 is one of only four shafts along the entire line, designed to a depth of 309 meters and a net cross-section diameter of 7.8 meters, facing significant geological challenges including 84% Class III surrounding rock and 16% Class IV and V fractured rock layers [3] - The project team has established a comprehensive safety assurance system and conducted multiple specialized meetings to optimize construction organization plans, ensuring that all necessary permits and safety assessments are in place before construction begins [3] Group 2 - The Jianghe Supplementary Han Project is the first project to commence under the South-to-North Water Diversion follow-up initiative, connecting the Yangtze River, Han River basins, and North China, which is crucial for the high-quality development of the national water network [4] - Upon completion, the project will enhance the water supply channel from the Yangtze River to the north, improve the supply guarantee rate of the Middle Route Project, and address water resource allocation issues in the Han River basin [4] - The project is expected to play a significant role in ensuring national water security, promoting economic and social development, and constructing a new development pattern [4]