Introduction to the Huashan Yunu Peak Stone Carvings: It is the Huashan Yunv Peak Stone Carvings. If you carefully understand the first problem of Huashan, in the hieroglyphics, the circle represents the "moon", and the dot in the circle represents the "sun". According to this, the answer to the stone carving mystery is "February 2". There is a folk saying that the dragon raises its head on the second day of February. Carving this riddle under the sea of clouds at Longkou means hoping that the blue dragon will always move the clouds and bring rain. It is really appropriate, unique and exquisite.