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.
Yanchi County, located in the east of Ningxia Hui Autonomous region, is a county under the jurisdiction of Yinnan region and a famous Tan sheep producing area in Ningxia. The border area between the agricultural and nomadic peoples of China in history. The county government is stationed in Huamachi town. County from southeast to northwest for the vast dry steppe and desert steppe, rich in "salt, fur, sweet licorice". Ningxia Tan Sheep, which is well-known at home and abroad, is the main economic source of Yanchi. There are more than 20 natural salt lakes in the north, east and southwest of the county, so it is named "salt pond". On December 7, 2016, Yanchi County was listed as the third batch of national comprehensive pilot areas for new urbanization. On September 29, 2018, the government of Ningxia Hui Autonomous region approved Yanchi County to withdraw from the sequence of poor counties. On October 22, 2018, he was selected as the first for the integrated development of the primary, secondary and tertiary industries in rural areas in 2018.