Introduction to each version of "Dream of Red Mansions": The memorial hall version exhibition room displays "Zhiyanzhai's Commentary on Stones", "Zhiyanzhai's Re-Evaluation of Stones", "Mongolian Prince's Benshishi", "Soviet Leninger" There are more than 50 rare and precious books such as "The Story of the Stone" in Le Zangchao edition, as well as woodcuts and lithographs from the middle and late Qing Dynasty to the early Republic of China, as well as various editions from publishing houses at home and abroad after liberation, fully demonstrating the "Dream of Red Mansions" ” has a profound influence in China and even the world.