Ancient Great Wall

On the Shuangfeng Mountain in Badaogou and the ridge of Pingfeng Mountain in the north of Yanji City, there are the remains of the ancient Great Wall and the Beacon Tower, which are part of the Yanbian Ancient Great Wall. Yanbian Ancient Great Wall The ancient Great Wall starts from the west of the hillside of Erdaogou, Dongshan Village, Tushan Township, Helong City. Among the lofty mountains and mountains of Yanji, Yanji, and Chang'an Township, they disappeared near Mopan Mountain, which is 15 kilometers east of Yanji City. Most of them are made of earth, but there are also stone buildings, with a total length of about 150 kilometers, and 17 beacon towers have been found. It was found that the longer section is from Xilin River to Laotougou Town, about 10 kilometers long; the better preserved section is in Guanchuan Village of Laotougou, and the remaining height is about 3 meters. There is no written record of the ancient Great Wall. According to research, it is the Jiangcheng of the Eastern Xia Kingdom.