The two rooms on the west side of Houtanghuanglou are the bedroom of Mrs. Kong Dechengs nurse. The building in the courtyard is the place where the needlework is done in the same year, and the west building is the residence for the relatives of the insiders. There is also a building on the west side of Houtang Building, which is the Fotang Building, which is the place where Yan Shenggong burns incense and worships Buddha. There are 5 main rooms after the back hall, called the last five, the old name is Zao Xuan, the former is the place where Yan Shenggong studied, and became the house of the maid in the late Qing Dynasty.