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.
Anju District, which belongs to Suining City, Sichuan Province, is located in the middle of Sichuan Basin, the middle reaches of Fujiang River and the southwest of Suining City. It is bordered by Chuanshan District of Suining City to the east, Daying County of Suining City to the north, Lezhi County of Ziyang City to the west, Anyue County of Ziyang City of Nanlian City and Tongnan County of Chongqing City to the west, covering a total area of 1258.2 square kilometers. Sui Kai Huang 13 years (593), changed Ruogang County name Anju County, subordinate to Puzhou. On December 18, 2003, Suining City Central District was abolished and Chuanshan District and Anju District of Suining City were established with the original administrative area of Suining City Central District. By the end of 2018, the population of Anju District was 774500. The area is dominated by the Han nationality, and the ethnic minorities are mainly Tibetan, Yi, Miao, Hui, Uygur,