Chagan Lake, formerly known as Chagan Pao, Dry River, Mongolian is "Chagangarer", meaning white holy lake, most of which are located in the former Gorlos Mongolian Autonomous County in the northwest of Jilin Province[1], adjacent to Gan'an County in the west, Da'an City in the north, in the water network area where the Nenjiang River meets the Huolin River. It is a sloping lake at the end of the Huolin River. Generally, the largest lake surface is 307 square kilometers, and the lake shoreline is twisted and twisted, and the circumference is104.5 kilometers. When the water storage height is 130 meters, the surface area is 345 square kilometers. The water storage is more than 600 million cubic meters, which is the largest natural lake in Jilin Province. Chagan Lake resources are diverse and unique. Especially the fishery resources are abundant. Since Liaojin, emperors have visited Chagan Lake "sun-sucking" and "fishing and hunting", held "head fish feast" and "head goose feast". From the Yuan Dynasty to the early Qing Dynasty, this area was covered with rivers and marsh, silver fish shuttled, water and grass were plump, and the ducks were gathered. The trees along the coast were full of trees, the fields were fragrant and picturesque. It is a fishing and hunting place where emperors from Liao, Jin and Yuan generations patrolled and played. On August 1, 2007, Chagan Lake was approved by the State Council as a national nature reserve. The fishing and hunting culture marked by Chagan Lake winter catch has also become one of its cultural heritage. [Fun] [Cost-effective] [View]