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.
Huangling County, the site of the Yellow Emperor Mausoleum of Xuanyuan, the first ancestor of the Chinese nation, belongs to Yan'an City, Shaanxi Province. It is located in the middle of Shaanxi Province, south of Yan'an City, 124 kilometers north of Yan'an, and 165 kilometers south of Xi'an, the ancient capital. The total area is 2292 square kilometers. Huangling is rich in human resources. The mausoleum of the Yellow Emperor Xuanyuan, the first ancestor of the Chinese nation, is located at the top of Qiaoshan, 1 km north of the county seat. It is the first batch of national key cultural relic protection units announced by the State Council. It has the reputation of "the first tomb in the world". Huangling County is named as "the hometown of the sacrificial culture of the Yellow Emperor of China" and the first batch of strong tourist counties in Shaanxi Province. In 2018, Huangling County had jurisdiction over one street and five towns, with a resident population of 131900, achieving a regional gross domestic product (GDP) of 15.241 billion yuan, of which the primary industry increased.