" The Three-Body Problem " was a Chinese sci-fi story about the interaction and conflict between the Earth civilization and the alien civilization. The background of the story was set in a future world where human society had suffered from energy crises and environmental pollution, and the development of science and technology had entered a bottleneck period. At this time, an astronomer named Ye Wenjie discovered the existence of the Trisolani and discovered some secrets of the Trisolani civilization through a series of experiments. As Ye Wenjie and the other scientists continued to study the Tri-human, they gradually discovered that there was a huge difference between the Tri-human civilization and human society. The Tri-human was seeking help from the Earth to conquer the universe. However, the Earthlings were not prepared. They tried to resist the attack of the Trisolaris, but soon found themselves in a desperate war. Throughout the story, Liu Cixin explored the development of human civilization, the relationship between science and technology, the nature of the universe, and other issues by constructing complex scientific theories and philosophical thinking. At the same time, he presented a grand picture of the science fiction world. The novel received widespread praise and high praise, and was hailed as a classic of Chinese science fiction.