Introduction to Du Bincheng's former residence: The entire building of Du Bincheng's former residence covers an area of ​​6,700 square meters. It is a wide-open courtyard with a six-hole knotted earth kiln on the front, a brick kiln face and a cross parapet parapet, with large square arches. Windows, square glass sill windows, brick sill walls, lattice doors, panel doors.