Introduction to Dasugan Lake: Dasugan Lake is located on the Haizi grassland at the foot of the southern foothills of the Altyn Mountains. It covers an area of about 110 square kilometers and is a saltwater lake. There are swamp wetlands, river wetlands, lake wetlands and other natural wetlands in the reserve. There are 51 species of bird resources such as giant and little white swans, among which 10 species are listed in the "Red Data Book of Endangered Animals in China".