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.
Shuifu, a county-level city directly under the jurisdiction of Yunnan Province and administered by Zhaotong City, is located at the northernmost end of Yunnan, at the confluence of Jinsha River, Hengjiang River and Yangtze River, with a total area of 439.95 square kilometers, between the confluence of Jinsha River and Hengjiang River. it is the starting point of the southern margin of Sichuan Basin and the Yunnan-Guizhou Plateau, adjacent to Yanjin County at the end of Wumeng Mountain in the south and Suijiang County in the west. The east and north are bounded by Hengjiang River and Jinsha River respectively across the river from Xuzhou District, Yibin City, Sichuan Province. There are 32 ethnic groups, including Han, Miao, Yi and Hui, with a total population of 109100 at the end of 2017, under the jurisdiction of one street and three towns. In 2017, the GDP of Shuifu reached 5.484 billion yuan, the per capita disposable income of urban permanent residents was 30400 yuan, and that of rural permanent residents was 10085 yuan. Shuifu city