The epitaph of Yongzhuo, the imperial censor supervisor of the Ming Dynasty, unearthed in Lintao County, Gansu Province records the family genealogy and official experience of the tomb owner Yongzhuo, and supplements the historical information of the Yong family in DiDao. The historical events of the Horse Administration mentioned in the epitaph provide new historical data for the study of the Geng-xu Crisis and the political status of the supervisor groups in the Mid-to-late Ming Dynasty. Through detailed research on the historical information recorded by the epitaph, we can not only observe the communication between the tomb owner Yong Zhuo and the Ming Dynasty counselor Yang Jisheng but also deeply explore the relationship between literati in Lintao and the political situation of Ming Dynasty.