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.
Tiandeng County is located in southwest Guangxi, which belongs to Chongzuo City, Guangxi. It is bordered by Longan and pingguo County in the east, Daxin County in the south, Jingxi County in the west, Debao County in the northwest and Tiandong County in the north. In 1952, Zhenxiang County and Longming County were merged into Zhendu County, and other counties were rescheduled in 1957. Tianwang Town, a county seat, is 125 kilometers away from Nanning, the capital of the autonomous region, and the southwest county boundary is 9 kilometers closest to the border between China and Vietnam. The maximum horizontal distance between east and west is 64 km, and the maximum vertical distance between north and south is 63 km. Tianxian County has jurisdiction over 6 towns and 7 townships. The total population of Tiandeng County in 2016 is 454000. There are more than 30 tourist attractions in Tiandeng County. The more famous natural scenery are: Lichuan Duxiu Peak, Deyue Tower, Peti Lake and Longpan Mountain near the county seat; Baxian Mountain, Guanyin Mountain in Longming, Wanfu Mountain and Baiganyan in Xiangdu; Immortals shown