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.
Bowang District, which belongs to Maanshan City, Anhui Province, is located at the easternmost end of Maanshan City, located in the Yangtze River Delta economic circle and Nanjing one-hour metropolitan area, bordering Nanjing Jiangning, Lishui and Gaochun. As of September 2014, Bowang District has jurisdiction over the three towns of Bowang, Xinshi and Danyang, with a total of 37 villages and 3 communities, with a total area of 351square kilometers, a total population of nearly 200000 and a resident population of 172000. Bowang's GDP in 2013 is 7 billion yuan. Bowang area is the national torch plan Bowang shearing machine tool and edge mold industry base, the national shearing machine tool industry well-known brand demonstration area, the national machine tool supervision and inspection center.