一清朝初年中朝鸭绿江、图们江边界中朝两国以鸭绿江、图们江为界的局面是在明朝初年形成的,是朝鲜半岛的高丽王朝和朝鲜王朝不断向北拓展领土的结果。元末明初旧元势力退出朝鲜半岛形成势力真空,高丽王朝趁机向北拓展领土,在鸭绿江下游南岸一带,沿昌城、碧洞、江界一线,设置了一系列邑镇。向北收复双城总管府一直推进到吉州,并在吉州以北、图们江以南地区与女真人展开攻 In the early years of the Qing dynasty, the relations between China and North Korea on the Yalu River and the Tumen River border between China and the DPRK with the Yalu River and the Tumen River as the boundary were formed in the early Ming dynasty. The Koryo dynasty and the Joseon dynasty continued to expand their territories to the north result. The Yuan Dynasty and the early Ming Yuan forces left the Korean Peninsula to form a force vacuum. The Koryo dynasty took the opportunity to expand its territory to the north. Along the south bank of the lower reaches of the Yalu River, a series of Yap towns were set along the Chang-chang, Bi-dong and Jiang-jie lines. To recover north Shuangcheng Explorer has been promoted to Jizhou, and north of Jizhou, south of the Tumen River and the Nuzhen people attack