Introduction to the Yangjiafu Yamen: The Tianbo Yangfu Middle Courtyard is the Yangjiafu Yamen. It adopts a symmetrical and regular architectural layout, consisting of the main gate, the screen wall, the second floor of bells and drums, the hall, the Tianbo Tower, the east and west side halls, the back hall and the series of various rooms. It is composed of the corridor of the hall, which is where Yang Ye handles important military matters.