"Hanlin Building" is located at the entrance of Xianbo Lane. It was built in the Ming Dynasty and rebuilt during the Qianlong period of the Qing Dynasty. The "Hanlin Tower" is not only a watchtower for Guanqi defense, but also a building commemorating the editor of the Hanlin Academy in the early Ming Dynasty and Dong Yan, the director of the Imperial Academy, who participated in the compilation of the "Yongle Grand Ceremony". It is a two-story brick and wood structure with a nearly square floor plan. There are observation windows on the front and rear walls of the upper floor. The banners of "Hanlin" are engraved in bricks under the eaves of the front of the building. . On the lintel is inlaid a horizontal plaque inscribed with bricks "Shao Sichengdi", which was inscribed by Yang Shiqi, Zaifu of the Ming Dynasty. Next to the door is a brick engraved with a gift from Jin Youzi, a scholar of Wenyuange University in the Ming Dynasty: "The President of the National History is highly regarded for a while, and the talent is nurturing the famous master in the world". At the back of the building, there is a "Enrong" brick engraving on the lookout window; on the lintel is a brick engraved horizontal plaque of "Prosperity Jinglun" inscribed by Zou Xuezhu of Jiangxi Xuezheng.