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.
Yongji County is one of the five counties under the jurisdiction of Jilin City, Jilin Province. It is located between longitude 125 °48 "9" ~ 126 °40 "1" east and latitude 43 °18 "7" ~ 43 °35 "00" north. It is located in the central and eastern part of Jilin Province, bordering Fengman District of Jilin City in the east, Huadian and Panshi in the south, Shuangyang District in Changchun City across the Yinma River in the west, and Jiutai City, Chuanying District in Jilin City and Qianerdao Township in Fengman District in the north. It is 20 kilometers away from the main city of Jilin City. At the end of 2011, Yongji County had jurisdiction over 7 towns, 2 townships and 2 development zones. In 2013, Yongji County has a total area of 2625 square kilometers and a total population of 420000. Yongji County has Beida Pot Ski Resort, one of the first national AAAA scenic spots in China. On October 22, 2018, Yongji County was selected for 2018.