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.
Ningxia Hui Autonomous region, referred to as Ning, is one of China's five autonomous regions, the capital of Yinchuan. It is located in the inland area of northwest China, bounded by latitude 35 °14 & # 39 in north latitude and longitude 104o 17 & # 39 in east longitude, bordering Shaanxi in the east, Inner Mongolia in the west and Inner Mongolia in the north and Gansu in the south. Ningxia Hui Autonomous region has a total area of 66400 square kilometers. The topography of Ningxia is gradually inclined from southwest to northeast, with numerous hills and gullies. The topography is divided into three major plates: the Yellow River diversion irrigation area in the north, the arid zone in the middle and the mountain area in the south. Ningxia is located in the Yellow River system, the terrain is high in the south and low in the north, showing a ladder-like decline, the whole region belongs to temperate continental arid and semi-arid climate. By the end of 2018, Ningxia Hui Autonomous region had jurisdiction over 5 prefecture-level cities, 9 municipal districts,