Introduction to the Three Old Stone Chambers of the Han Dynasty: The Three Old Stone Chambers of the Han Dynasty is located in the south of Guanle Building. It contains the "Stele on the Death Day of the Three Old Men" which is about 1,900 years old. It is the oldest existing stone inscription in Chinese. . "Three Elders" was an official position in the Han Dynasty. The inscription on this stele is basically intact, recording the names of three generations of one of the "Three Elders" and the date of their grandfather's death. There are 217 characters in the stele, and the whole book is somewhere between seal script and official script. It has been identified as being carved during the Jianwu period of the Eastern Han Dynasty.