2. In the ninth year of Yongzheng in Qing Dynasty (173 1), it belonged to Fu Yifu, a Qing army in Daguan. In the fourth year of the Republic of China (19 15), it was located in Daguan County, belonging to Daguan. 1March, 970, changed to commune. In April 2006, villages and towns merged, and Renhe Village and Jiaozi Village in Tian 'ai Township merged into Yanjing Town. As of June 2020, Yanjing Town has 7 communities and 10 administrative villages.
In 3.20 19, there were 6 industrial enterprises19 in Yanjing town, including 3 above scale and 65 general stores or supermarkets with an operating area of over 50 square meters.