The current situation facing water resources in our country is very severe, with water shortages, severe water pollution, and a deteriorating aquatic environment becoming major constraints on the sustainable development of the economy and society. This system is designed around the nation's three "red line" requirements and follows the approach of "coordinated leadership, holistic promotion, fine-grained management, efficient intelligence". It forms a comprehensive water resources information management system with water resources information services, business management, decision support, and emergency response at its core.