• San Francisco
  • YangQuan

San Francisco (/ˌsæn frənˈsɪskoʊ/; Spanish for "Saint Francis"), officially the City and County of San Francisco, is the commercial, financial, and cultural center of Northern California in the United States. The city proper is the fourth most populous in California and 17th most populous in the United States, with 815,201 residents as of 2021. It covers a land area of 46.9 square miles (121 square kilometers), at the end of the San Francisco Peninsula, making it the second most densely populated large U.S. city after New York City, and the fifth most densely populated U.S. county, behind only four of the five New York City boroughs. Among the 91 U.S. cities proper with over 250,000 residents, San Francisco was ranked first by per capita income (at $160,749) and sixth by aggregate income as of 2021. Colloquial nicknames for San Francisco include SF, San Fran, The City, Frisco, and Baghdad by the Bay.

San Francisco and the surrounding San Francisco Bay Area are a global center of economic activity and the arts and sciences, spurred by leading universities, high-tech, healthcare, FIRE, and professional services sectors. As of 2020, the metropolitan area, with 6.7 million residents, ranked 5th by GDP ($874 billion) and 2nd by GDP per capita ($131,082) across the OECD countries, ahead of global cities like Paris, London, and Singapore. San Francisco anchors the 13th most populous metropolitan statistical area in the United States with 4.6 million residents, and the fourth-largest by aggregate income and economic output, with a GDP of $669 billion in 2021. The wider San Jose–San Francisco–Oakland, CA Combined Statistical Area is the fifth most populous, with 9.5 million residents, and the third-largest by economic output, with a GDP of $1.25 trillion in 2021. In the same year, San Francisco proper had a GDP of $236.4 billion, and a GDP per capita of $289,990. San Francisco was ranked seventh in the world and third in the United States on the Global Financial Centres Index as of March 2022.

Yangquan City, a prefecture-level city under the jurisdiction of Shanxi Province, was called "Yangquan" in ancient times. Located in the central and eastern part of Shanxi Province, adjacent to Xinzhou City in the north, Taihang Mountain and Shijiazhuang City in the east, Taiyuan City in the west and Jinzhong City in the south; with a total area of 4559 square kilometers, it is a new industrial city. Yangquan is located in the eastern edge of the Loess Plateau, belongs to the eastern mountains of Shanxi, the landforms in the territory are mainly mountains, the rest are hills and plains; it belongs to the warm temperate semi-humid continental monsoon climate zone. As of 2018, Yangquan City has jurisdiction over three districts and two counties, with a total population of 1.4144 million. Yangquan is the gateway of Sanjin, Shanxi and Hebei, located in the middle of the two provincial capitals of Taiyuan and Shijiazhuang, with a distance of 100 kilometers. Yangquan is also located in the combination zone of the eastern developed region and the central and western regions, as well as the two major scriptures around the Bohai Sea and the Yangtze River Delta.
Travel Notes In YangQuan