San Diego (/ˌsæn diˈeɪɡoʊ/ SAN dee-AY-goh, Spanish: [san ˈdjeɣo]; Spanish for 'Saint Didacus') is a city on the Pacific Ocean coast of Southern California located immediately adjacent to the Mexico–United States border. With a 2020 population of 1,386,932, it is the eighth most populous city in the United States and the seat of San Diego County, the fifth most populous county in the United States, with 3,338,330 estimated residents as of 2019. The city is known for its mild year-round climate, natural deep-water harbor, extensive beaches and parks, long association with the United States Navy, and recent emergence as a healthcare and biotechnology development center. San Diego is the second largest city in the state of California, after Los Angeles.
"Delinha" means "Golden World" in Mongolian. Delingha City, founded in 1988, is the capital of Haixi Mongolian-Tibetan Autonomous Prefecture of Qinghai Province. It is the center of politics, education, science and technology, and culture of the whole prefecture. It is also the center of the eastern economic zone of Hercynian. Delingha City has jurisdiction over three streets, three towns and one township with a total area of 27700 square kilometers, with an elevation of 2980 meters above sea level in the urban area. by 2012, it has a population of nearly 100000. There are 19 ethnic groups, including Mongolia, Tibet, Hui, Sala, Tu and Han, with Mongolians as the main ethnic minorities. There are 16 kinds of mineral resources and 65 mineral deposits found in Delingha City, of which the proven limestone reserves are more than 700 million tons, which is of high utilization value. Gahai Lake, 30 kilometers south of the city, is rich in natural Artemia resources. two