The rise of novels in the 20th century was an important stage in the history of human civilization. The literature of this period not only reflected all aspects of social life, but also led the new trend of literature. However, due to various reasons, the creation of novels in the 20th century was also restricted. One of the limitations of 20th-century novels was the advancement of science and technology. In the 20th century, the rapid development of science and technology led to many new inventions and discoveries. The application of these new technologies and how to use these concepts to construct plots and characters. Another limitation on the creation of novels in the 20th century was the influence of social and political changes. The 20th century was a period of change. Many countries had experienced major social and political changes, and the impact of these changes had a profound impact on people's thinking and lifestyle. Therefore, how to reflect these influences through plots and characters. The creation of novels in the 20th century was also limited by language and culture. The language and culture of the 20th century had changed greatly to better express their thoughts and feelings. In addition, the creation of novels in the 20th century was also restricted by publishing and reading. In summary, the creation of novels in the 20th century was subject to many restrictions. However, with the advancement of technology and the deepening of social change, they could bring new surprises and emotions to readers through continuous exploration and experimentation.