Los Angeles (US: /lɔːs ˈændʒələs/ (listen) lawss AN-jəl-əs;[a] Spanish: Los Ángeles [los ˈaŋxeles], lit. 'The Angels'), often referred to by its initials L.A., is the largest city in the state of California and the second most populous city in the United States after New York City, as well as one of the world's most populous megacities. Los Angeles is the commercial, financial, and cultural center of Southern California. With a population of roughly 3.9 million residents within the city limits as of 2020, Los Angeles is known for its Mediterranean climate, ethnic and cultural diversity, being the home of the Hollywood film industry, and its sprawling metropolitan area. The city of Los Angeles lies in a basin in Southern California adjacent to the Pacific Ocean in the west and extending through the Santa Monica Mountains and north into the San Fernando Valley, with the city bordering the San Gabriel Valley to its east. It covers about 469 square miles (1,210 km2), and is the county seat of Los Angeles County, which is the most populous county in the United States with an estimated 9.86 million residents as of 2022.
Binchuan County is one of the counties under the jurisdiction of Dali Prefecture in Yunnan Province. it is located on the edge of the Yunling Hengduan Mountains and the southwest of the Yunnan-Guizhou Plateau on the south bank of the Jinsha River. Most of the main mountains, dams and rivers in the territory run from north to south. The terrain is high from east to west and low in the middle. There are four river systems: Naxi River, Pingchuan River, Qingshui River and Duobeiqing River. The Naxi River is the largest, running through the central dam area of Binchuan, and the Liandong River is the largest tributary. By the end of 2010, the total population of Binchuan County was 351940. Binchuan is a multi-ethnic county dominated by the Han nationality, which is inhabited by 25 ethnic groups. There are Jizu Mountain, a national AAAA-level scenic spot. On September 29, 2018, Binchuan County was approved to withdraw from the poverty-stricken county after being studied by the Yunnan Provincial Party Committee and the Yunnan Provincial Government. December 13, 2018, selected as the dominant area of agricultural products with Chinese characteristics