• San Francisco
  • Zizhou County

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.

Zizhou County is located in the hinterland of the hilly and gully region of the Loess Plateau in northern Shaanxi and the southern edge of Yulin City. In 1944, it was built from Suide, Mizhi, Qingjian, Hengshan and other counties, named in memory of the revolutionary martyr Li Zizhou. The county covers an area of 2042 square kilometers, with a total arable land area of 1.37 million mu and a total population of 303900 (2017), including an agricultural population of 278800. The county has jurisdiction over 11 towns, 1 township, 1 subdistrict office, 279 administrative villages and 11 neighborhood committees. Zizhou County spans warm temperate zone and middle temperate zone, with continental monsoon climate characteristics. The territory of the gully vertical and horizontal, Liang Kui ups and downs, the terrain is high in the west and low in the east. The territory is rich in underground oil and natural gas resources. The Dali River and the Huaining River cross the border from the west and south. Liangchuan Road is known as "Miliangchuan". Demonstration of ecological construction of Buddhist temple
Travel Guides In Zizhou County
Travel Notes In Zizhou County
Travel Asks In Zizhou County
Travel Asks In Zizhou County