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.
Dayao County is under the jurisdiction of Chuxiong Yi Autonomous Prefecture, Yunnan Province, located in the northwest of Chuxiong Yi Autonomous Prefecture, Yunnan Province, the people's Government of the county is in Jinbi Town. In 2014, Dayao County has a total area of 4146 square kilometers, has jurisdiction over 8 towns and 4 townships, with a total population of 290300 (2010). The county is inhabited by 22 ethnic groups, of which ethnic minorities account for 31.7%, of which the Yi population is 84000, accounting for 29%. The GDP in 2013 was 4.7 billion yuan. Dayao County is the famous "hometown of walnut in China", the first walnut biological industry base in China, the southwest walnut trading center, and the birthplace of Chinese Yi Opera. It is a provincial garden county in Yunnan Province, China. It is known as "three villages dew copper", "five wells spray salt", "cultural famous state". Dayao County has the highest waterfall in southwest China.