Introduction to the four-sided monument: The tomb is located at the southern foot of the mountain and is built along the mountain. In front of the tomb is a four-sided stele with four corners and sharp points, with three large seal characters "Taibo Tomb" engraved on the front. There are two inscriptions on Taibo's tomb on the side. One was erected in the 14th year of Hongzhi in the Ming Dynasty (1501), and the other was engraved in the 3rd year of Qi tomorrow (1623).