1Safeguarding national"river strategy"with full execution of duties of river basin commissionsMa JianhuaSpecial Focus15-192Strengthen cooperation for river-lake conservation and safety to guaranteenational water security——interpretation of Opinions on Strengthening Safety and Protection of Rivers and LakesYu QiyangSpecial Focus20-223Highlighting integrated regulation of water resources to promote high-quality development of water conservancyCheng XiaobingSpecial Focus23-24,364Application of strategy for water resource conservation and intensification to embark an era of safeguarding water resources elementsGuo HengxiaoSpecial Focus25-275Comprehensive treatment and ecological restoration of the Yongding River:practices and prospectHu ZuoliangSpecial Focus28-30,146Analysis and thought of water management market entitiesWang Guanjun, Li FapengSpecial Focus31-33,467"Security indicator":a"new algorithm"for evaluating effectiveness of water management in Zhejiang ProvinceShi JunyueSpecial Focus34-368Understanding and thinking of implementing water-saving evaluation system in the new eraZhao Chunhong, Zhang JiqunSpecial Focus37-399Thoughts and methods of"one river,one policy"program compilationGao XiaoRiver and Lake Management40-4210Lake management model of Hubei Province under river-lake chief systemYuan Xiumeng, Du Fei, Liao Wei, Li NanhuiRiver and Lake Management43-4611Application of grid management in Nanjing river section of the Yangtze RiverYin Pengyuan, Wo Yubao, Wu Xinghui, Xing Shaojia, Zhu ZhendongRiver and Lake Management47-48,5612Removal of residential buildings on the embankments of Qianshan City in Anhui Province under river chief systemTang Kejian, Liu RongmingRiver and Lake Management49-5113Exploration on the management of rivers and lakes in Qingtongxia CityYang Fengrong, Yuan QiRiver and Lake Management52-5314Practice and exploration of river chief system in Huaxin Town of ShanghaiLiu LinhuaRiver and Lake Management54-5615Practices and thoughts to innovation of river and canal management in the Weishan irrigation districts by taking river chief system as the key measureMa Shengnan, Meng BingRiver and Lake Management57-5816Water-saving mechanism and measures in Water Resources Regulations of Sichuan ProvinceZhou Yun, Wang Junqin, Zheng JiangrongWater-Saving Society Establishment59-6117Achievements and thoughts on the construction of county level water-saving society in Sichuan ProvinceGao Peng, Zhang Yancheng, Li QinWater-Saving Society Establishment62-6318Practices and thoughts of water saving evaluation in Sichuan ProvinceFan Yi, Zhang Lingyu, Zhang Chunhong, Wang JunqinWater-Saving Society Establishment64-6519Measures for boosting water conservation in Tianfu New Area of Sichuan ProvinceHan Wenyan, Zhao Bing, Zheng JindongWater-Saving Society Establishment66-6720Financing and fund raising for water resources projects in the new ageZhang Ruimei, Wang YajieWater Finance and Economy68-71 