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.
Jiangchuan District, which belongs to Yuxi City, Yunnan Province, is located in the east of the central part of the province, between longitude 102 °35 "102 °55" east and latitude 24 °12 "24 °32 'north, bordering Huanning and Tonghai counties in the southeast, Hongta District in the southwest, Jinning District and Chengjiang District in the northwest, and District Street 1730 meters above sea level. The maximum horizontal distance from east to west is 31.9 km, and the maximum vertical distance from north to south is 35.7 km, with a total area of 850 square kilometers. Jurisdiction over 1 street, 4 towns and 2 townships. At the end of 2014, Jiangchuan's GDP reached 6.12796 billion yuan, an increase of 9.8 percent; the total financial revenue was 860 million yuan, of which local revenue was 596 million yuan; the disposable income of town residents was 26194 yuan, and the per capita net income of farmers was 9274 yuan. 2014