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.
Hualong Hui Autonomous County is located in the transitional zone between the Loess Plateau and the Qinghai-Tibet Plateau in the east of Qinghai Province and in the south of Haidong City. Is a Hui-based multi-ethnic county, a total of Hui, Han, Tibetan, Salar and other 12 ethnic groups. The county people's government is stationed in Bayan Town, 75 kilometers away from the provincial government. Linping Highway, Lehua Highway, Asai Highway, Zaha Highway, Ping-An Expressway and Yanguan Highway run through the county. Hualong Hui Autonomous County has a total area of 2740 square kilometers and has jurisdiction over 3 towns and 18 townships. As of 2010, the total population is 229669. Located in the mountains and valleys on the north side of the Yellow River valley, the terrain tilts from northwest to southeast, and the Yellow River flows through the southwest and south of the county. It belongs to the eastern arid area of the Qinghai-Tibet Plateau, with an average annual temperature of 2.2 ℃ and annual precipitation of 470mm.