The Ergun River was an inland river of the Mongolian Empire and China in the Northern Yuan Dynasty. In 1689, China and Russia signed the Sino-Russian Nebuchadnezzar Chu Treaty, which became the border river between China and Russia. Ergun River is a mountainous river, which originates from the western slope of Daxing 'anling Mountains. Its upstream is called Hailar River, west to Manzhouli, and turns to the northeast, which is called Ergun River. Wulanshan Scenic Area in Ergun City is a national 3A-level scenic spot. Located on the east side of County Road 914, on the right bank of Ergun River, a Sino-Russian border river. It is an important node of the golden tourist line in northern Hulunbeier.

the total drainage area is 1.5 million square kilometers. There are mountains and forests on the right bank of the Ergun River. It is also the hometown of Genghis Khan, a generation of Tianjiao. The beautiful sunset on the Ergun River gives people a fantastic feeling. The Mongolian people live and develop along this river, and gradually grow stronger. Ergun in Mongolian means "holding and presenting". Ergun River is the cradle and mother of the Mongolian people, which not only nurtures the Mongolian people, but also moistens the land on both sides. The beautiful Ergun River, which is of special significance to the Mongolian people, is rich in aquatic plants, as if time had stopped and the world was silent and beautiful. The sun gives off its last dazzling light and is about to disappear on the horizon. The calm Ergun River blends into the sky like a mirror. The surroundings began to quiet down, and everything seemed to return to its original state. Although we are all passers-by, this beautiful scenery will never be forgotten.