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.
Jiulong County is located in western Sichuan Province, southeast of Ganzi Tibetan Autonomous Prefecture and southwest of Gongga Mountain. Jiulong County covers an area of 6770 square kilometers, has jurisdiction over 17 townships and one town, with a total population of 52000. In 2008, GDP reached 470 million yuan, local revenue was 98.73 million yuan, and the per capita income of farmers and herdsmen was 4963 yuan. Kowloon is located in the transitional zone between Panxi Plain and the Qinghai-Tibet Plateau, forming four major landforms: high mountains, extremely high mountains, mountains and river valleys, with high topography in the north and low in the south, great disparity in height, complex topography, abundant rainfall, sufficient sunshine, and a typical three-dimensional climate. There is a saying that "one mountain is divided into four seasons, ten miles is different from the sky". Kowloon is a county inhabited by 12 ethnic minorities, mainly Tibetan, Han and Yi, with Hui, Miao, Bai, Yao, Qiang, Tujia and other ethnic minorities.