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.
Pingliang, prefecture-level city of Gansu province. Located in the east of Gansu Province, the eastern foot of Liupan Mountain and the upper reaches of Jinghe River, it is the geometric center of Shaanxi-Gansu-Ningxia "Golden Triangle", across Longshan (Guanshan), east of Xianyang, Shaanxi, west of Dingxi and Baiyin of Gansu, south of Baoji of Shaanxi and Tianshui of Gansu, and adjacent to Guyuan of Ningxia and Qingyang of Gansu to the north. Pingliang is an important animal husbandry base and fur distribution center in northwest China, and the main agricultural and forestry product production base and animal husbandry in Gansu Province. Pingliang, known as "Longshang dry Wharf", is an important city that must pass through the ancient "Silk Road". It is historically known as "the first city of Chang'an in the west". Since ancient times, Pingliang has been an important town for the barrier of the three Qin dynasties and the control of Wuyuan. It is a "must-contend place for soldiers" and a traditional commodity distribution center in Longdong. The traffic and military focal point of the Central Plains leading to the western region and the eastern end of the ancient Silk Road, not only in the northwest region.