Why are the silk books from Mawangdui Han Tomb so expensive?

The emperor in the silk book. According to the relevant information of the Mawangdui Han Tomb silk scrolls, we learned that the reason why the Mawangdui Han Tomb silk scrolls are so expensive is because they are the emperor of the silk scrolls. The Han silk scrolls were found in the Mawangdui Han Tomb No. 3 in Changsha. There are 28 kinds of 120,000 silk scrolls. The remaining characters record the "Book of Changes", "Mourning Clothes Picture", "Spring and Autumn History", "Nine Master Pictures", "Huangdi Shu", "Laozi", "City Building Picture", "Five Star Divination" and "Xiangma Jing" etc.; The Chu Silk Book of the Warring States Period was discovered in the Chu Tomb of Zhuanku in Changsha, Hunan, recording my country’s earliest creation myth, but unfortunately it was snatched away by the Americans.