1Establishing a smart water system with"forecast,early-warning,rehearsal and plan"functions by focusing on the construction of digital twin basinCai YangSpecial Focus2-6,602Thinking on some problems in the development of professional models for digital twin basinsHu Chunhong, Guo Qingchao, Zhang Lei, Qin Wei, Guan JianchaoSpecial Focus7-103Capacity building for forecast,early-warning,rehearsal and plan in digital twin basin constructionLiu ZhiyuSpecial Focus11-134Interpretation of policies related to co-construction and co-sharing of digital twin basinsQian Feng, Zhou YichenSpecial Focus14-17,135Preliminary study on the construction of digital twin water networkCheng JianguoSpecial Focus18-22,106Progress of digital twin basin research and constructionLiu Jiahong, Jiang Yunzhong, Mei Chao, Wang JiaSpecial Focus23-24,447Connotation,architecture and model of digital twin basinLi WenzhengSpecial Focus25-278Key issues and technical requirements of intelligent simulation of digital twin basinsLi Zongli, Zhang Yiqing, Xing Ziqiang, Lyu Jie, Li Ming, Liu JiahuiSpecial Focus28-29,339Ideas and application of digital twin system in the coastal zone of MacaoZou Hailin, Yuan Anran, Guo Jinlan, Li JianqingSpecial Focus30-3310"Four-layer Products"system route to Empower the Digital Twin of Water ConservancyLiu ShengjunSpecial Focus34-3711Unify the construction standard of data baseboard to anchor the construction goal of the digital twin basinZeng Guoxiong, He Linhua, Tang Zongren, Huo HongxuSpecial Focus38-4112Construction challenges and promotion measures of digital twin Yellow RiverLi Liangliang, Huang ZhiSpecial Focus42-4413Study on hyperspectral satellite remote sensing monitoring system for lake and reservoir water qualityWang Quan, Liu YaoSpecial Focus45-4714General idea and countermeasures of Mother River Recovery ActionWang Xiaohong, Zhang Jianyong, Shi XiaoxinRiver and Lake Management48-5115Useful efforts for creating a"Huaihe River Model"of happy rivers and lakesXie XingguangRiver and Lake Management52-54,5716Establishment of river-lake management and protection mechanism based on overall planning and regional coordination——take the example of joint prevention and control of cross-border rivers in the Yangtze River Delta and Sichuan-Chongqing regionLang Maixian, Li HeshuRiver and Lake Management55-5717"Fuyuan Model"for river-lake chief system in Yunnan-Guizhou mountainous regionsZhang JiafeiRiver and Lake Management58-6018Exploration and practice of the"Green water Coin"public water protection systemHu Lin, He Fei, Wang Jufeng, Zhu Yongshu, Gao Yuan, Wang YaoRiver and Lake Management61-6319Innovative approaches for quality supervision in the construction of the Shanxi large water networkLiu JianchengProject Construction and Management64-6620Practice and exploration of organizing and implementing regional water control and building a modern water network in Nantong CityWu XiaochunProject Construction and Management67-69 