Changyang Tujia Autonomous County is an autonomous county under the jurisdiction of Yichang City, Hubei Province. Located in the mountainous area of southwest Hubei, the middle and lower reaches of the Yangtze River and Qingjiang River, it is a special county that integrates the old, the young, the poor and the reservoir. 1July, 984, Changyang Tujia Autonomous County was established with the approval of the State Council, China. There are 23 ethnic groups in China, including Tujia, Han, Miao, Manchu, Mongolian, Dong and Zhuang, among which Tujia accounts for about 5 1%.
Changyang Tujia Autonomous County is located in the southwest of Hubei, the middle and lower reaches of Qingjiang River, the eastern extension of Yunnan-Guizhou Plateau, and the remaining veins of Wuling Mountain. Yidu City in the east, Badong County in Enshi Tujia and Miao Autonomous Prefecture in the west, and Zigui County, Yiling District and Dianjun District in Yichang City in the south.
Introduction to Changyang:
At east longitude110 20' 34 "-10 20' 23" and north latitude 3011'53 "-30 46' 5650. It is 94.5 kilometers long from east to west and 63 kilometers wide from north to south, with a total area of 3,430 square kilometers.
Changyang Tujia Autonomous County is located in the transition zone from the eastern Yunnan-Guizhou Plateau to Jianghan Plain. It is exposed in Sinian, Cambrian, Carboniferous, Ordovician, Silurian, Devonian, Triassic, Permian, Cretaceous Tertiary and Quaternary strata. The geological structure belongs to the west extension of the east-west structural belt in the lower reaches of the Yangtze River.
The anticline extends nearly east-west, with Sinian strata at its core and Cambrian-Permian strata on its wings. The upper part is marine carbonate rock structure, and the lower part is continental clastic rock construction, which shows the characteristics of platform sedimentary caprock.