1Research on the model system of water conservancy and promotion of the model platformJing Zheng, Wang Min, Cui Dongdong, Ge Zhaohua, Shen ChaoForefront1-142Construction of water data elements and activation pathways for multiplier effectsZou Xiaotao, Jin Sifan, Huang Tiancheng, Zhang Wenqiang, Tong ZhongForefront15-283Development of large language models and their application in intelligent interaction on the"four pres"platformGuo Lei, Feng Jun, Zhi Wei, Zhou SiyuanFlood and Drought Disaster Prevention29-364Exploration and discussion on smart control and social system response of urban floodingYe Chenlei, Xu Zongxue, Li XiaoyanFlood and Drought Disaster Prevention37-435Understanding and reflections on deepening the reform of the river and lake chief systemXu Hui, Zhang Jinsong, Ju Maosen, Wu ChenhuiRiver and Lake Protection and Management44-51,586Rethinking ecological management measures for Beijing's river channels after the"23·7"catastrophic flood in the Haihe River basinLin Chen, Jiang Qi, Gao Ning, Wang Meng, Liu Xiangyang, Gao Lubo, Wang ChunyanProject Construction and Operation52-587Studies on systematic technology model for protection and restoration of small watersheds in surface water source of the urban area——a case study of the Mangniu River small watershed at the upstream of Miyun ReservoirYe Zhihan, Huang Junxiong, Li Lei, Xue Wanlai, Zhang Yaofang, Li TianyuWater Ecology59-658Practices and future of transformation from XOD to WOD model based on policy document analysisWu Nongdi, Chen Shibo, Liu Dingxiang, Liu KunWater & Economy66-72