Abstract: Based on the investigation, analysis and evaluation of the water ecology, social economy and natural status of the Liaohe River basin, aiming at the major factors restricting the sustainable development of Liaohe Conservation Area, combining regional ecological environment features and advantage of nature, and according to the idea of sustainable development, five modes of ecological demonstration area including mode of ecology recovery and ecological function increase, mode of water pollution prevention and water environment improvement, mode of integrating wetland park and regional leisure resort, mode of living environment improvement and urban river landscape construction, and mode of ecological agriculture of high value and new rural area construction are proposed for construction. Through the construction of the demonstration area, the integration of regional ecological, environmental and social benefits can be realized. It serves as a guide for policy-making to build up an ecological Liaohe River in an all-round way with efficient ecological economy, beautiful ecological environment, good living conditions, stable and harmonious society, and prosperous ecological culture.