Introduction to Jieyu Stone: Jieyu Stone is located in Haimen, Jiangchuan County. Haimen is the outlet of Xingyun Lake. There is a waterway connected by Xingyun Lake and Fuxian Lake. It is called Gehe. It is 2 kilometers long. There is a rugged stone wall that stretches out to the water. It is said that the big head fish in Xingyun Lake and the anti-wave fish in Fuxian Lake use the stone as a boundary, and they turn around and return here, so it is called the boundary fish stone.