Abstract: Affected by the changes in the waterway of the lower reaches of the Yellow River,the crossing point of the lower reaches of the Yellow River has undergone many changes in the Jin Dynasty.As an important means of transportation on both sides of the Yellow River,river bridges have also been moved and destroyed in this process.The construction of river bridges on the lower reaches of the Yellow River in the Jin Dynasty,and the change of erection locations not only reflect the changes in the lower reaches of the Yellow River and the transportation routes on both sides of the river during this period,but also mark the changes in political needs of the Jin Dynasty.

Key words: Jin Dynasty, lower reaches of the Yellow River, river bridges, transportation routes