Introduction to Zhongba: Zhongba County is here. The Yarlung Zangbo River originated from the Gemma Yangzong Glacier in Zhongba County and is now listed as a national ecological function protection zone. The economy of Zhongba County is mainly based on animal husbandry, raising sheep, goats, yaks and horses. The economy is developing rapidly. Zhongba County governs 1 town and 12 townships. More than 60 species of animals have been found in the Yajiangyuan area, including Himalayan early cockroaches, gray-tailed rabbits, wild yak, Tibetan wild donkeys, Tibetan foxes, Tibetan antelopes and sand dunes, red-necked cranes, black-necked cranes, bar-headed geese and rivers. The scaleless fish and the plateau endemic species such as the cracked belly fish of the world's species are more than 90.1% and the rare animals in the world.