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.
Suiyang District is the municipal district of Shangqiu City, Henan Province, which is located in the south of Shangqiu City, Liangyuan Park in the north, Shangqiu New area and Yucheng County in the east, Ningling County in the west, Zhecheng County, Luyi County and Qiaocheng District, Bozhou City, Anhui Province. It is the seat of Shangqiu Municipal Party Committee and Municipal Government, and the political, economic, cultural and tourism service center of Shangqiu City. By the end of 2017, the region had jurisdiction over 19 streets (towns), with a total area of 890 square kilometers and a resident population of 710000 (excluding Shangqiu New area). Suiyang District is an important birthplace of Chinese civilization. Li Ren, the head of the three emperors, invented drilling wood to make fire here, and Suiyang is known as "the hometown of Chinese fire culture". The Shang people, merchants and the Shang Dynasty originated here, and Suiyang is known as "the hometown of Chinese business culture". Suiyang District is the Xia Dynasty, Shang Dynasty, Zhou Dynasty and Song Dynasty, Han Dynasty Liang State, Wei and Jin dynasties