San Jose,[A] officially San José (/ˌsæn hoʊˈzeɪ, -ˈseɪ/; Spanish: [saŋ xoˈse]; Spanish for 'Saint Joseph'),[B] is a major city in the U.S. state of California that is the cultural, financial, and political center of Silicon Valley and largest city in Northern California by both population and area. With a 2020 population of 1,013,240, it is the most populous city in both the Bay Area and the San Jose-San Francisco-Oakland Combined Statistical Area, which contain 7.7 million and 9.7 million people respectively, the third-most populous city in California (after Los Angeles and San Diego and ahead of San Francisco), and the tenth-most populous in the United States. Located in the center of the Santa Clara Valley on the southern shore of San Francisco Bay, San Jose covers an area of 179.97 sq mi (466.1 km2). San Jose is the county seat of Santa Clara County and the main component of the San Jose–Sunnyvale–Santa Clara Metropolitan Statistical Area, with an estimated population of around two million residents in 2018.
Ganquan County belongs to the hilly and gully zone of the Loess Plateau in northern Shaanxi Province, which is located in the middle of Yan'an City, Shaanxi Province, with a semi-humid inland monsoon climate. The total area is 2284.7 square kilometers, the total area of cultivated land in the county is 609000 mu, and the forest and grass coverage rate is 78.4%, of which the forest coverage rate is 50.5%. Ganquan gets its name because of the spring water in the foothills of Shenlin, 5 kilometers southwest of the city, which is known as "the hometown of beautiful water". There is a history of the Western Zhou Dynasty, Qin home Diaoyin County, Northern Wei early home Linzhen County, Tang Wude first year home Fulu County, Tianbao first year changed to Ganquan County. Places of interest include the site of Qin Zhidao, the "Meishui Spring" given by Emperor Yang of the Sui Dynasty, the White Deer Temple built in the Tang Dynasty, the Millennium Ginkgo Tree, the ancient tombs of the Song Dynasty, and so on. In March 2019, it was listed as the first batch of revolutionary cultural relics protection and utilization district and county list.