Yan'an City, referred to as "Yan", prefecture-level city under the jurisdiction of Shaanxi Province, the provincial sub-center of the city, located in northern Shaanxi Province, located in the middle reaches of the Yellow River, Loess Plateau in the south-central region, the provincial capital of Xi'an, 371 kilometers to the north. It is connected to Yulin in the north, Xianyang, Tongchuan and Weinan cities in Guanzhong in the south, Linfen and Luliang in Shanxi across the Yellow River in the east, and Qingyang in Gansu in the west, with a total area of 37,000 square kilometers. As of October 2022, Yan'an City has 2 municipal districts, 10 counties and 1 county-level city under its jurisdiction. As of the end of 2022, Yan'an had a resident population of 2,267,600. Ancient name of Yan'an is Boshi, Yanzhou, known as the "three Qin lock and key, five lapel throat", is an important birthplace of the Chinese nation, humanities ancestor Huangdi once lived in this area, is the first mausoleum in the world - the mausoleum of the Chinese nation's first ancestor, Huangdi: Huangdi Mausoleum seat, is the national It is the holy land of the nation, the holy land of the Chinese revolution, and the first batch of national famous historical and cultural cities announced by the State Council. In October of the 24th year of the Republic of China (1935), the Central Committee of the Communist Party of China (CPC) and the Central Red Army arrived at Wuqi Town without any difficulty, and Yan'an became the landing and starting point of the Chinese Revolution, and is the city with the largest scale, the largest number of preserved old sites, and the most complete layout of the cities of the revolutionary bases of the whole country. The Party Central Committee and Chairman Mao and other revolutionaries of the old generation lived and fought here for thirteen springs and autumns, led the War of Resistance Against Japanese Aggression and the War of Liberation, and cultivated the Yan'an Spirit, which is one of the three major educational bases of national patriotism, revolutionary tradition and the Yan'an Spirit. Yan'an is the birthplace of the "double embrace movement", China's outstanding tourist city, with the "Chinese Revolutionary Museum City" reputation. There are 8,545 cultural relics and sites, including 445 revolutionary sites. In 2022, Yan'an City will realize a gross domestic product (GDP) of 223.193 billion yuan, of which the added value of the primary industry will be 22.649 billion yuan, the added value of the secondary industry will be 140.135 billion yuan, and the added value of the tertiary industry will be 60.409 billion yuan. The composition of the three industries is 10.1:62.8:27.1. The per capita GDP is 98,390 yuan.