Yilong County, part of Nanchong City, Sichuan Province, is located in the northeastern part of Nanchong City, with a total area of 1,788 square kilometers. As of October 2021, Yilong County has 1 street, 29 towns, and 7 townships under its jurisdiction.In 2022, Yilong County had a total household population of 1,046,300 people. Yilong County, the county was established in the Southern Dynasty, 244 National Highway, 245 National Highway, 205 Provincial Highway, 206 Provincial Highway, 207 Provincial Highway, 304 Provincial Highway, Chengba Expressway and Yinchuan-Kunming Expressway transit Yilong County. Yilong county territory of rolling hills, gullies and ravines, complex terrain, mild climate, four distinct seasons, sufficient heat, abundant rainfall, rain and heat in the same season, is the first batch of revolutionary cultural relics protection and use of the piece of county, national garden county, national ecological civilization construction demonstration county. The county of agriculture, which is mainly based on breeding industry, is the first county of rabbit industry in China, the key county of modern animal husbandry in the province, the key county of high-standard grain field construction in the province, the national agricultural technology promotion demonstration county, the national soil testing and formula fertilizer demonstration county, and it is rich in wheat, oilseed rape, rice, red camas, citrus, and so on. Yilong is the old Sichuan-Shaanxi Revolutionary Base, "(Zhu De) Marshal out of Yilong, flags full of thousands". During the Second Domestic Revolutionary War, more than 7,000 Yilong sons and daughters, represented by Zhang Side, went on a long march with the Fourth Side Army of the Chinese Workers' and Peasants' Red Army, of which more than 5,000 gave their precious lives for the liberation of the Chinese people.On July 31, 2018, the Sichuan Provincial Government approved the exit of Yilong County from the sequence of poverty-stricken counties. In 2022, Yilong County's gross regional product was 26.40 billion yuan, a year-on-year increase of 1.4% at comparable prices.