Introduction to the ancient bookstore: In the engraving exhibition room, there are two "Information Tables on the Founders and Years of the Ancient Bookstore Hall" hanging on the wall, which lists some of the bookstore hall names found, and the founding year is more than 60 years. List. The earliest ones are from the Chongzhen period of the Ming Dynasty, and most of them are from the Qing Dynasty. Pictures of existing ancient bookshops are also on display. Such as Zirenwu, Linlantang, Meiyuan, Suweishanfang, Henghetang, etc. Most of these ancient study rooms cover a wide area and are large in scale. For example, Zirenwu covers an area of ten acres and has more than 140 floor-to-ceiling rooms.