The article discusses the water resources in the middle reaches of Heihe river valley. It looks at how water is currently used, identifies issues, and suggests ways to use water more sustainably. The key idea is to not just save water, but also to distribute it more wisely to industries that need it most. By doing this, the limited water resources can be used more efficiently. The article proposes a plan for developing industries in the region in a way that is sustainable for the environment.