In the East Sea, there is a huge stone, Fiona Fang is 40,000 li, and its thickness is also 40,000 li. It's hot and hot, like a big charcoal ball. When seawater is poured on it, it is absorbed and dried up at once, so it is called "lying pepper". According to legend, it is condensed from the broken shells of nine suns that are easy to shoot.
It is also an important reason that the Dachuan River flows into the ocean but does not overflow.