1Thought on modernization of water conservancy in harmonious coexistence between man and natureZuo Qiting, Zhang Zhizhuo, Ma Junxia, Yang Zhenlong, Ji YihuSpecial Focus4-6,32Problems and measures of ecological restoration of the Liaohe River BasinYang Binbin, Yu Jinyuan, Guo RuipengSpecial Issue of River Chief System and Lake Chief System7-8,103Feasibility studies on layout of navigation channel of the Yellow River in Henan ProvinceLiu Jun, Liu XinSpecial Issue of River Chief System and Lake Chief System11-144Research on performance evaluation of "one river (lake),one policy" in Hebei ProvinceZhao WeiSpecial Issue of River Chief System and Lake Chief System15-185Research and application of event-flow technology on river and lakeShan SenhuaSpecial Issue of River Chief System and Lake Chief System23-256Practice to establish long-term water management new mechanism in Haiyang CityYu Haoyang, Shi Zhongwei, Wang ZhenSpecial Issue of River Chief System and Lake Chief System26-277Research on budget management mechanism of South-to-North Water Division Middle Route ProjectChen Xinzhong, Yang JunweiSouth-to-North Water Diversion Project36-388Studies on ecological water supply mechanism of South-to-North Water Diversion Middle Route ProjectWang Feng, Liu MeiSouth-to-North Water Diversion Project39-429Application of "video inspection" to monitor operation of South-to-North Water Diversion ProjectSun Qingyu, Gao YuanyuanSouth-to-North Water Diversion Project43-4410Experiences of other countries in river basin development and protection and its enlightenment to ChinaLiu Hang, Geng Yuzhou, Dong QiForeign Water Conservancy57-59,61