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.
Guizhou, referred to as "Guizhou" or "Gui" for short, is a provincial administrative region of the people's Republic of China. Guiyang, the provincial capital, is located in the hinterland of southwest China. It is a transportation hub in southwest China and an important part of the Yangtze River economic belt. China's first national big data comprehensive experimental area, world-famous mountain tourism destinations and major mountain tourism provinces, national ecological civilization experimental area, inland open economic experimental area. It is bounded by 24 °37 degrees north latitude 29 °13 'longitude, 103 °36 degrees east longitude, 109 °35 degrees east longitude, Sichuan and Chongqing to the north, Hunan to the east, Guangxi to the south, and Yunnan to the west. The topography of Guizhou is high in the west and low in the east, tilting from the middle to the north, east and south. The geomorphology of the province can be summarized as follows: the topography is high in the west and low in the east, tilted from the middle to the north, east and south, and the landform is plateau and mountainous area.