Introduction to Yilong: Yilong County is located in the northeast of Nanchong City, Sichuan Province, and is located in the county of Nanchao. It has 56 townships under its jurisdiction. With a population of 1.08 million (2011), Longgang Gas Field and Puguang Gas Field are located in the territory, so they have the reputation of “China Gas Capital”. The 101 and 203 provincial highways run through the Yixian County, and the S2 Chengba Expressway, the Baguangyu Expressway and the Funeral Camp Expressway will shorten the distance from Chengdu, Chongqing and Xi'an. Yilong County is an agricultural economic county, which is rich in wheat, rapeseed, rice, cotton and red peony. Specialty pickled cucumbers (mainly exported), yellow wine, and rabbit meat are sold both inside and outside the province. Yilong is not only an important county in China, but also an important labor resource export county. It has an annual output of more than 200,000 laborers. Yilong is the old base of the Sichuan-Shanxi revolution. "(Zhu De) Marshal is out of the martial arts, and the flag is full of thousands." During the second domestic revolutionary war, more than 7,000 ceremonial sons and daughters represented by Zhang Side followed the fourth army of the Chinese Workers and Peasants Red Army, and more than 5,000 of them contributed valuable lives to the liberation of the Chinese people.