Introduction to the palace gate: The carved beams and painted buildings in the courtyard recreate the style of the palace in the past. In the flower hall in the center of the courtyard, one side is a sand table and a general introduction to the scenic spots, and the other side is an exhibition on the historical evolution of "Prince Zhuang's Mansion". Next to the east duty room in the flower hall is the "Eight Iron Hat Kings" exhibition in the Qing Dynasty focusing on the genealogy of Prince Zhuang and the "Tianjin Prince Zhuang's Mansion" restoration record exhibition; the antique building next to the west duty room in the flower hall is a tourist souvenir exhibition area.