San Diego (/ˌsæn diˈeɪɡoʊ/ SAN dee-AY-goh, Spanish: [san ˈdjeɣo]; Spanish for 'Saint Didacus') is a city on the Pacific Ocean coast of Southern California located immediately adjacent to the Mexico–United States border. With a 2020 population of 1,386,932, it is the eighth most populous city in the United States and the seat of San Diego County, the fifth most populous county in the United States, with 3,338,330 estimated residents as of 2019. The city is known for its mild year-round climate, natural deep-water harbor, extensive beaches and parks, long association with the United States Navy, and recent emergence as a healthcare and biotechnology development center. San Diego is the second largest city in the state of California, after Los Angeles.
Weixi Lisu Autonomous County is one of the counties under the jurisdiction of Diqing Tibetan Autonomous Prefecture, Yunnan Province, which is located in the northwest of Yunnan Province. Since the Eastern Han Dynasty and Tang Dynasty, this place has been an integral part of southwest China. The fortress of northwest Yunnan is one of the post transportation channels leading to India, Burma, Kangzang and Tibet, and it is also the meeting point of the "tea-horse exchange market" in ancient northwest Yunnan. As of 2014, Weixi County has jurisdiction over 3 towns and 7 townships, a total of 3 communities and 79 villages. At the end of 2012, the total population of Weixi Lisu Autonomous County was 154127, of which the agricultural population was 137717, accounting for 89.35% of the total population. In 2012, the total output value of Weixi Lisu Autonomous County reached 2.65673 billion yuan, and the proportion of the added value of primary, secondary and tertiary industries was 14.79, 32.93, 5.