Introduction to Lake Hala: Lake Hala, also known as the Black Sea, is the largest lake in the Qaidam Basin and the second largest lake in Qinghai. The lake covers an area of ​​593 square kilometers and is a saltwater lake originating from the surrounding mountainous area of ​​5,600 meters. Because few people visit and the scenery is pristine, it has gradually come into people's sight in recent years due to the development of Qinghai-Tibet tourism and adventure activities.