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.
Guanghan, a county-level city under the jurisdiction of Sichuan Province, is hosted by Deyang City. Known as Hanzhou in ancient times, also known as Yancheng, it is the first pilot county (city) in Sichuan to expand its power. It is 18 kilometers north of Jingyang District of Deyang City and 24 kilometers south of Chengdu City. It is located at the western foot of Longquan Mountains in the northeast of Chengdu Plain. Guanghan belongs to the humid climate zone in the middle subtropical zone of Sichuan Basin; it has jurisdiction over 9 townships and 3 streets with a total area of 538 square kilometers and has a registered population of 604000 in 2017. Guanghan is located in the core area of the hinterland of "the land of abundance". Since ancient times, it has been said that "the gate of Yizhou, the main thoroughfare of Shu province and the way to Beijing" is the north gate of Chengdu. Sanxingdui site in Guanghan is an ancient Shu cultural site about 5000 to 3000 years ago, which is regarded as one of the greatest archaeological discoveries of mankind in the 20th century, indicating the Yangtze River valley and the Yellow River.