The tidal flat, a very beautiful and poetic name, is called intertidal zone in the geomorphology. It is a tidal flat in the tidal zone between the high tide level and the low tide level of the sea tide. The tides came and went, creating the tidal flats that were hidden. And the salt pile of this white flower actually makes you unable to tell whether it is snow mountain or salt pile, Yancheng, Yancheng, "cooking the sea for salt" during the Warring States period, and then "the city is salt field." There is always a taste on the tip of the tongue.