Introduction to the Forbidden Covenant Stele: The Forbidden Covenant Stele was erected in the 14th year of Chongzhen in the Ming Dynasty (1641 AD). It is 3.46 meters high and 5.31 meters wide. The head of the stele is engraved with two dragons grabbing beads, and the surface of the stele is engraved with the clauses prohibiting damage to Ming Xiaoling Tomb and Ye Tomb, which were formulated by the supervisor of Nanjing Shrine in accordance with the emperor's order.