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.
Neijiang, known as Han'an in ancient times and Sweet City in the United States, is the hometown of Zi Hong, the teacher of Confucius, and Zhang Daqian, a master of traditional Chinese painting. Neijiang belongs to the prefecture-level city of Sichuan Province, located in the southeast of Sichuan Province, in the middle of the lower reaches of the Tuojiang River, with Chongqing in the east, Luzhou in the south, Zigong and Meishan in the west, and Ziyang in the north; the topography is mainly hilly, surrounded by low mountains in the southeast and southwest; it belongs to the subtropical humid monsoon climate. Neijiang City covers an area of 5385 square kilometers, has jurisdiction over two districts and two counties, and is in charge of one county-level city; the registered population of Neijiang is 4.1177 million in 2018. Neijiang has beautiful scenery and many places of interest. there are Longchang Ancient Brand Fang Group known as "three-dimensional History Book", Shengshui Temple known as "the first Zen Forest in Central Sichuan", Xilin Temple, Zhonglong Mountain Cliff Inscriptions, Qianshou Guanyin Temple of Donglin Temple, and the head of "Bashu four Literary temples".