Abstract: Ling Channel system is one of the most famous ancient water conservancy projects in China, which has comprehensive benefits such as navigation and irrigation. This paper systematically introduces Ling Channel system and its natural background and engineering technologies, briefly analyzes it's water conservancy functions and historical influences, as well as its historical and cultural characteristics. Ling Channel, as a valuable water conservancy heritage, fully embodies the scientific and technological features and cultural characteristics of traditional Chinese water conservancy projects. It integrates the regional natural environment in past more than 2000 years, which is a model for the integration of water conservancy projects with natural environment and the harmonious coexistence of man and nature. To fully understand the scientific and cultural values of the Water Conservancy Project heritage represented by Ling Channel, it is of great practical significance to study and summarize the experience of traditional water conservancy projects.