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.
Huili County, known as Huiwu and Huichuan in ancient times, belongs to Liangshan Yi Autonomous Prefecture of Sichuan Province. Huili County is located in the southernmost tip of Sichuan Province, located in the heart of Panxi. The county covers an area of 4527 square kilometers and has jurisdiction over 2 streets, 14 towns and 11 townships, with a permanent population of 426000 at the end of 2018. There are 29 ethnic groups in the county, including Han, Yi, Tibetan, Hui and Dai, with ethnic minorities accounting for 16.7% of the total population. Huili, founded in the sixth year of the Yuan Dynasty (111 BC) in the Western Han Dynasty, is a famous historical and cultural city of the country. The ancient city culture, red culture, pomegranate culture and Sichuan-Yunnan culture are integrated to form a continuous line of Huili culture. Huili is rich in resources, rich in mineral resources, land resources, light and heat resources and tourism resources, known as "Panxi treasure basin"