Introduction to the lower room: Hu Xueyan’s former residence is exquisitely decorated. Even the lower room where the servants live is extremely simple and luxurious. There are two lower buildings in the former residence, and each building has 6 rooms for the concubine's personal servants. The room is equipped with a bed, a set of tables and chairs and a wardrobe. Each room is also equipped with a telephone communication device for communicating with the concubine, which is the only one in China.