1Accelerating modernization of irrigation districts to make up shortfall of national food securityKang Shaozhong1-52Measures and suggestions for strengthening water resources supervision from the perspective of natural monopoly theoryLi Zhaojie, Sun Yufei, Wang Guizuo, Gao long8-103Thoughts on water resources security safeguard strategy and key issues from the perspective of overall national security conceptZhao Zhongnan, Tian Ying, Li Yuanyuan, Wang Erfeiye, Huang Huojian, Yuan Yong11-13,254Understanding public good and market nature of water resources for water tariff reformQin Changhai, Zhao Yong, Li Haihong, Zhou Pu14-175Taking new measures for implementing national water conservation action in GuangdongDong Yanjun, Wang Linghe, Wang Jianguo, Zhang Kang, Xie Hehai, Ma Xinghua, Li Xingpin18-216Practical insights on reform of property right confirmation for river flow of Shule River Basin in Gansu ProvinceWang Hechuang22-257Discussion on strategies for ecological protection and high quality development of the Yellow River DeltaWang Kairong26-28,438Preliminary studies on water ecological restoration of Pi River Main Canal in Pishihang Irrigation DistrictWang Jian'an, Lei Bo29-30,369Establishing an integrated management mechanism for water ecology of river basins under collaborative governance modeWu Jianming, Yao Zhou31-3310Studies on pilot project construction for water ecological civilization in Naqu CitySu Zheng'an, Mima Zhaxi, Wang Shoujun34-3611Practices of Hunan Province to implement the keynote of water conservancy reform and developmentChen Wenping, Xie Shenghu37-39,5412Preliminary studies on small dam removal for the protection of the Yangtze RiverWang Mixue, Tan Jiexiong, Li Qi40-4313Issues with land classification and compensation of water and hydropower projectsCui Hailei, Zhang Zhifang, Song Ruiming44-46,5014Smart irrigation district: an innovative approach for managing and modernizing large and medium irrigation districtsWu Xianfeng, Li Yi47-5015Practices of the southern Xinjiang agricultural efficiency water-saving and income trial in Weigan River Irrigation Areas of Shaya CountyLi Gengsheng, Lu Xiaoxin, Lei Xiaoniu, Xiao Chonghua, Wang Rong, Zhang Qiang51-5416Several issues relate to supervision of rural water supply utilitiesXu Jia55-57,6417Measures for construction and management of rural drinking water safety projects in Leshan CityChen Mingjin58-6018High quality development of water conservancy driven by intelligenceSong Dongdong, Li Xia, Cheng Jianguo61-64 