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.
Hanjiang District, which belongs to Putian City, Fujian Province, is located in the northeast of Putian City and the central coast of Fujian Province, bordering Xinghua Bay, facing the mountain and the sea, separated by water from Taiwan Province, with a total area of 752 square kilometers. It is 13 kilometers away from the urban area of Putian and 93 kilometers away from the provincial capital Fuzhou. Hanjiang is a thousand-year-old town in Futian area and one of the four major towns in Fujian. It is known as "Xiao Wu Yue in scenery and Jia Zhangquan in wealth". Since ancient times, Shang prospered the town, opened a commercial port in the early Song Dynasty, became the commercial center of Futian in the Ming Dynasty, ranked as one of the four major cities in Fujian at the end of the Qing Dynasty, and was known as "Little Shanghai" during the Anti-Japanese War. It is not only a comprehensive experimental area for reform and opening up in Fujian Province, but also a technology-intensive area for the implementation of spark in the province. In 2017, Hanjiang District has a total population of 445525. In 2018, Hanjiang District has jurisdiction over 2 streets, 9 towns and 1 township.