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.
"Bai" is a transliteration of the word "Bayi", which means rich. Baicheng County, which belongs to Aksu, Xinjiang, is located at the southern foot of the middle part of Tianshan, the intermountain basin on the northern edge of Chaletag Mountain and the upper reaches of Weigan River. Tianshan Mountain is connected with Zhaosu and Tex County in the north, Chaletag Mountain and Xinhe County in the south, Kuqa County in the east and Wensu County in the west. The total area is 15917 square kilometers. In 2017, the total population was 240810. The county people's government is stationed in Baicheng Town, which is 860 kilometers away from Urumqi's highway. Baicheng County is high in the north and low in the south, tilting from northwest to southeast, 1200 meters above sea level. In 2017, the local gross domestic product (GDP) was 6.677 billion yuan, and the proportion of the three industries was 20.5, 44.6, 34.9. GDP per capita 2