Highly valuable for the research of China's ancient customs, feudal system, and social life, the four classic novels are precious cultural relics of China as well as the human society as a whole.

四本著作在中国古代民俗、封建制度、社会生活等多个领域皆有巨大的研究价值，是中国乃至全人类的宝贵文化遗产。