Back Screen Building
The Back Screen Building is an architecture hoding the whole mansion, with 111 houses in a row, reaching more than 180 meters long. It is described as "99 and a half houses".
Bao Pu Study
It is located at the east of the Chenghuai Xiexiu. Together with the original west affiliated room Taohua Pavilion , it used to be the place where the books were collected.