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.
Xuanwei City, located in the northeast of Yunnan Province, is a county-level city under the jurisdiction of Qujing City, Yunnan Province. Located in longitude 103 °35 "104 °40" east, latitude 25 °53 "26 °44" north, adjacent to Panzhou City, Guizhou Province in the east, Zhanyi District in the south, facing Niulan River and Huize County in the west, Weining County in Guizhou Province in the north, 260 kilometers away from Kunming, the provincial capital. As of 2008, Xuanwei City has a total area of 6069.88 square kilometers. It accounts for about 1.58% of the total area of Yunnan Province. The urban area is 102 kilometers away from Qujing municipal government and 204 kilometers away from Kunming. Rich in tourism resources, scenic spots mainly include Dongshan Park (provincial tourist attractions), Wanshui Park, Meidu Mountain Park, Kedu Ancient Town, Laibin Longdong, Xishan Forest Park, Daxiangshui, Rongfeng Sunrise and so on.