In order to do a good job in the ecological protection and high-quality development of the Yellow River Basin, and promote the “one city, one policy” stationed science and technology assistance work, the person in charge of our association participated in the Yellow River joint research “one city, one policy” stationed science and technology assistance promotion meeting held in the Haibowan Branch of Wuhai Ecological Environment Bureau. The meeting was attended by the leaders of the Wuhai Ecological Environment Bureau, the Haibowan Branch, the Wuda Branch, and the Hainan Branch, as well as the leaders and some members of the research group of the units that undertook the assistance. Combined with their respective research directions, each undertaking unit focused on the center of assistance, and reported on five aspects: water environment situation, water resource balance, management and control of key risk sources of solid waste, construction of water pollution source list and ecological water demand of Longyou Bay wetland, and conducted detailed discussion and analysis of the existing problems, and arranged the next step. Since then, we have also conducted in-depth exchanges with leaders of Wuhai Environmental Protection Investment Co., Ltd. and other units on cooperation in the comprehensive utilization of solid waste, so as to create a good atmosphere for the next step of comprehensive and continuous assistance.