What the four masterpieces have in common is that they are all important works in the history of Chinese literature and are widely circulated and read. Here are some of their similarities: 1. Plot: The four great novels all contain complex plots involving many characters and characters. These stories all had fascinating plots and climaxes. 2. Character image: The four masterpieces have created many distinct characters with unique personalities, qualities, and behaviors. These characters became classic representatives of Chinese literature and culture. 3. Thematic thoughts: The four great novels all discuss some profound topics and thoughts such as human nature, morality, social reality, and so on. These topics and ideas also became important elements in Chinese literature and culture. 4. Status of literature: The four masterpieces have a very high status in the history of Chinese literature. They are one of the representative works of Chinese classical literature and an important part of Chinese culture. The four masterpieces are all classics in Chinese literature and culture. What they have in common is that they are all important components of Chinese culture and occupy an important position in the history of Chinese literature.