Xingsuhai (xng xi hi), located in Maduo County, Guoluo Tibetan Autonomous Prefecture, Qinghai Province, adjacent to Zhaling Lake in the east and the Yellow River in the west, which is connected to the source of the Yellow River. The Xingsuhai area is more than 4,000 meters above sea level, and has nearly three times the height of Mount Tai, the first of the five mountains. The Xingsu Sea, which is called "staggered" in Tibetan, means "flower sea". The terrain here is a narrow and long basin, more than 30 kilometers long, more than 10 kilometers wide from north to south.