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.
Changshun County belongs to Qiannan Buyi and Miao Autonomous Prefecture of Guizhou Province of the people's Republic of China. The county government is stationed in Changzhai Town, which is located in the south-central part of Guizhou Province and the west of Qiannan Prefecture. Changshun County has a total area of 1543 square kilometers. The county seat is 84 kilometers away from the provincial capital Guiyang, 178 kilometers from Duyun, the state capital, and 85 kilometers from Anshun City. Jurisdiction over 5 towns, 1 township, 1 street. The total population is 256600 (2015), with ethnic minorities accounting for 56% of the population, mainly Buyi and Miao. The mountains of Changshun County belong to the Miaoling mountain system, the north of the Miaoling watershed Henggen County, the topography is high in the north and low in the south, the geomorphology type is the hilly area in the north, the hilly area in the west, the middle and low karst mountains in the south, and the peak and cluster valley in the east. The rivers belong to the Yangtze River and the Pearl River. Industry has coal mining, chemical fertilizer, building materials, feed processing. Agriculture