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.
The landing area is one of the four urban areas of Huangshi City, which is located in the hinterland of Huangshi city center, bordered by Huangshi Port and Xisai Mountain in the east, Tieshan in the west, Daye in the south and Ezhou in the north. Now it has jurisdiction over three subdistrict offices of new Xialu, Old Xialu and Dongfangshan, with a total area of 37 square kilometers and a population of 110000 in 2010. It is the transportation hub of Huangshi City, an important metallurgical machinery and building materials industry base and an industry, trade and tourism city with good development prospects. There are large state-owned enterprises in the area, such as Daye Nonferrous Metals Company, Chinalco Copper Strip Company, Huangshi Textile Machinery Factory, Dongfang Pipe Company of Xinye Iron and Steel Group, Hubei Coalfield 182 Geology and other large state-owned enterprises, which are the most obvious transportation and resource advantages in Huangshi City.