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.
Shuangta District, which belongs to Chaoyang City, Liaoning Province, is located in Chaoyang City in the west of Liaoning Province. It is located in the east of Nuluerhu Mountains and the western foot of Songling Mountains. It is a long pan in the Daling River Valley. It is the political, economic and cultural center of Chaoyang. It gets its name from the well-preserved North Pagoda of the Northern Wei Dynasty and the Southern Tower of the Tang Dynasty. Shuangta District is connected with the urban agglomeration in central Liaoning and the Liaodong Peninsula in the east, the Beijing-Tianjin-Hebei metropolitan area in the west, the Bohai Sea in the south and the hinterland of Inner Mongolia in the north. The center of geographical coordinates is 120 °27km east longitude and 41 °35 'north latitude. In 2015, Shuangta District has a total area of 500square kilometers and has jurisdiction over 4 townships (towns) and 11 streets with a total population of 404500. In 2015, the GDP of the whole region reached 13.33061 billion yuan.