The place name comes from the sea cave next to the giant rock of the dressing site, and the stream beside the cave flows from the mountain, so it is called Shuiyan Cave.
The earth's origin comes from the sea cave next to the giant rock of the selected mine, and the stream next to the hole flows from the mountain, so it is called the otter cave.
The place name comes from the sea erosion cave beside the giant rock of the ore dressing plant, and the stream beside the cave flows out from the mountain, so it is called shuigudong.<br>