Introduction to Liaohe River Management: The second part of Liaohe River Management takes the origin of Liaohe River, Liaohe River ecology, and Liaohe River management history as clues, based on science, and using the magnificent museum as the carrier, using pictures, scenes, artistic layouts, and projections Various sound, light, electricity and other display art forms have been used to build the Liaohe River Ecological Protection and Management Special Pavilion into: Liaohe Ancient Ecological Display Type; Liaohe River Management Education Type; Liaohe River Utilization Science Type; Environmental Protection Knowledge Popularization Type; and Ecological Restoration Type. Leading type; environmental protection training type; ecotourism pulling type. It is unique and has become a special pavilion for Liaohe River ecology, governance, and knowledge education.