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.
Kuitun, founded in 1975, is a county-level city directly under the Kazakh Autonomous Prefecture of Yili, Xinjiang Uygur Autonomous region. It is located in the middle part of the northern foot of Tianshan Mountain, southwest of Junggar Basin, bordering Shawan County in Tacheng area in the east, Wusu City in Tacheng area in the west, Karamay District in the north and Dushanzi District in Karamay City in the south. The administrative district covers an area of 1109.89 square kilometers and has jurisdiction over five streets and one agricultural township. The city name means "cold" in Heshuote Mongolian. Kuitun is a new industrial and commercial city in northwest China. At the end of 2016, the total number of urban households was 60, 000, with a total population of 158700, an increase of 1100 over the previous year. Kuitun's economy is the main agricultural and pastoral area and grain, oil and cotton base in Xinjiang. The second Eurasian Continental Bridge runs through Kuitun. 2018