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.
Jingmen, a prefecture-level city in Hubei Province, an important member of the urban agglomeration in the middle reaches of the Yangtze River, and a regional central city in central Hubei, known as the "Jingchu Gateway", is located in central Hubei Province, the middle and lower reaches of the Han River, Xiangyang City and Suizhou City in the north, Yichang City in the west, Xiaogan City in the east, Jingzhou City, Qianjiang City and Tianmen City in the south, respectively, between 111 °51 degrees east longitude and 113 °29km east longitude and 30 °32 miles north latitude 31 °36'. Jingmen belonged to the territory of Jingzhou in the Xia and Shang dynasties, the Western Zhou Dynasty belonged to the state of power and the warring States in the Spring and Autumn period, Chu in the Spring and Autumn period, Dangyang County in the Han Dynasty, Jingmen County in the Tang Dynasty, Jing Men Army in the Song Dynasty, Jingmen Prefecture in the Yuan Dynasty, Jingmen County in the Ming Dynasty, Zhili Prefecture in the Qing Dynasty, Jiangzhou County in the Republic of China, and Jingmen County after the founding of New China. In 1979, Jingmen County and Jingmen City were established respectively. In 1983, Jingmen County and Jingmen City