The first people arrived from the Central Plains of China during the Tang Dynasty and quickly developed the island.
The population quickly multiplied.
During the Tang Dynasty, a horse pasture was set up on the island.
During the Song Dynasty, a salt works was constructed.
During the Ming Dynasty, a frontier command was constructed.
During the Qing Dynasty, a garrison was sent to protect against Japanese pirates.

In 1950, Dadan was the site of a minor battle in the Chinese Civil War.
Donggang Bay was the site of the 1987 Lieyu Massacre.
The first people arrived from the Central Plains of China during the Tang Dynasty and quickly developed the island. The population quickly multiplied. During the Tang Dynasty, a horse pasture was set up on the island. During the Song Dynasty, a salt works was constructed. During the Ming Dynasty, a frontier command was constructed. During the Qing Dynasty, a garrison was sent to protect against Japanese pirates.
In 1950, Dadan was the site of a minor battle in the Chinese Civil War. Donggang Bay was the site of the 1987 Lieyu Massacre.
Lieyu