Yangmu Reservoir, also known as Yangmu Lake, is located at the source of the Liaohe River and the upper reaches of the main stream of the Dongliao River. It is 14 kilometers away from the urban area and 80 kilometers away from Changchun. It is the largest reservoir in the city. Yangmu Reservoir is one of the drinking water sources in Liaoyuan City. The whole reservoir area has a water surface of 10 square kilometers and a perimeter of 25 kilometers. It is surrounded by mountains on both sides, has beautiful scenery and a good ecological environment. It has attracted 500,000 tourists in the 10 years since its establishment, and the tourism industry has a certain foundation.