"Lines of the sea" reed sea, in a waterfall group sparks sea, the sea lines of Lake which is due to the shape of two prisoners locked submarine queue named, said there are two ancient evil dragon in Jiuzhaigou often planted hail, rain, snow disaster to Jiuzhaigou Tibetans disaster, after the surrender of King Gesar, chained locked up in the Lake. is a result of two white travertine Digeng lying underwater. Like a dragon, two hidden in the sea, wiggling action and soulful style, ready to soar into the sky and flew into the firmament.