Why was it that Chen Dong's novels were hardly edited for movies or anime?

Chen Dong was a famous internet author. He had written many excellent novels, some of which had been adapted into movies, television or anime works. However, Chen Dong's novels were rarely adapted into films or anime works for the following reasons: 1 Chen Dong's novel style is unique, the plot is rich, has a strong literary and artistic quality, it is difficult to be simplified into a film and television work. These novels often involved profound philosophy, history, culture, and other aspects of content that required professional production teams and high-level actors to interpret and express. The content of 2 Chendong's novel was more complicated and required a lot of time and energy to make an adapted film and television work. These novels often involved a large number of plots and character relationships, which required in-depth planning and adaptation by the production team to present the plot and character images in the novel to the audience. The copyright of Chen Dong's novel was relatively precious and difficult to obtain the cooperation of the copyright owner. Chen Dong was a well-known author. His works had a high reputation and artistic value, so the copyright of his novels was usually more expensive. It was difficult for producers to easily obtain cooperation from the copyright party. To sum up, Chen Dong's novel has a unique literary and artistic nature. The plot is complicated and difficult to produce, so it is difficult to be adapted into a film and television work. Although some of Chen Dong's novels had been adapted into films and television works, the number was relatively small. This was also one of the reasons why Chen Dong's novels were difficult to be adapted into films and television works.