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.
Jingyuan County, which belongs to Baiyin City, Gansu Province, is located in the upper reaches of the Yellow River, the central and eastern part of Gansu Province, the hinterland of Baiyin City, bordering Haiyuan County of Ningxia Hui Autonomous region in the east and Huining County of Gansu Province in the south. The southwest, northwest and northeast are respectively connected with the Shapotou District of Yuzhong County, Jingtai County and Zhongwei City of Ningxia Hui Autonomous region, the west is bordered by Baiyin District of Baiyin City, and the Pingchuan District of Baiyin City is divided into two. Form two opposite parts of the north and the south. It is 120km from east to west and 135km from north to south, with a total area of 5809.4 square kilometers. Jingyuan County is a famous historical and cultural city in the west and a major cultural county in Gansu Province, which brings together multi-cultures such as Yellow River culture, Silk Road culture, farming culture, folk culture and red culture, forming a unique local culture. Cultural relics at all levels are protected in the territory.