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.
Guangnan County is under the jurisdiction of Wenshan Prefecture, Yunnan Province, located in the southeast of Yunnan Province, in the northeast of Wenshan Prefecture, at the junction of Yunnan, Guangxi and Guizhou provinces (regions). Guangnan County, adjacent to Guangxi Zhuang Autonomous region, is located at the junction of Yunnan, Guangxi and Guizhou provinces (regions). It is bounded by Funing County in the east, Xichou County and Malipo County in the south, Qiubei County and Yanshan County in the west, Xilin County in Guangxi Zhuang Autonomous region and Xingyi City in Guizhou Province in the north. By the end of 2017, Guangnan County had jurisdiction over 18 townships and 2 state-owned farms with a total population of 808100. Guangnan County won the honorary title of "2018 e-commerce into rural comprehensive demonstration county" and other honorary titles. In March 2019, it was on the list of the first batch of revolutionary cultural relics protection and utilization districts and counties.