San Antonio (/ˌsæn ænˈtoʊnioʊ/ SAN an-TOH-nee-oh; Spanish for "Saint Anthony"), officially the City of San Antonio, is a city in Texas, United States. The city is the seventh-most populous in the United States, the second-largest in the Southern United States, and the second-most populous in Texas. It is the 12th most-populous city in North America, with 1,434,625 residents in 2020.
Founded as a Spanish mission and colonial outpost in 1718, the city in 1731 became the first chartered civil settlement in what is now present-day Texas. The area was then part of the Spanish Empire. From 1821 to 1836, it was part of the Mexican Republic. It is the oldest municipality in Texas, having celebrated its 300th anniversary on May 1, 2018.
Daocheng County is located in the southwest edge of Sichuan Province, in the south of Ganzi Prefecture. Located in the southeast of the Qinghai-Tibet Plateau, east of the Hengduan Mountains. Ganzi Tibetan Autonomous Prefecture belongs to Kangba Tibetan area. Daocheng County spans 27 °58 N & #39;~29 °30 & #39;, 99 °56 E & #39;~100 °36 & #39;, 174km from north to south and 63km from east to west, bordering Jiulong County in the east, Xiangcheng County in the west, Litang County in the north, Muli Tibetan Autonomous County in the south and Diqing Tibetan Autonomous Prefecture in Yunnan in the southwest. By the end of 2011, Daocheng County had an area of 7323 square kilometers, including 12 townships, 2 towns, 2 communities and 124. at the end of 2011, the total population was 32450, including Tibetans.