It is a part of Hai River's watershed system.

In Han dynasty, the original channel of Ju River was widened by Emperor Xian so that it became a navigable river and a major military supply line to the northeast frontier.

The total length of Ju River is 206 km (128 mi), 66 km (41 mi) of it in the Pinggu District of Beijing.

Before paved roads were constructed in the 1930s, this river was the only transportation route to and from the remote Pinggu region.

This article related to a river in China is a stub.