The reason why Detective Chinatown 2 was so popular was that it had brought great surprise and shock to people in terms of story, characters, plot, and visual effects. First of all, the story of this movie was outstanding. The film was set in a wealthy Chinese community, and a series of complicated murders led to a series of mysterious characters and clues. The movie's plot was so compact and exciting that it kept the audience in a tense atmosphere. Secondly, the movie was also very successful in terms of character portrayals. The movie had created many characters with distinct personalities and profound images. Some of the characters were deeply rooted in the hearts of the people, causing the audience to have a strong emotional resonance. For example, Qin Feng (Haoran Di En) and Tang Ren (Xiao Yang) had very unique character settings that left a deep impression on the audience. Thirdly, the visual effects of the movie were excellent. The special effects and setting design of the movie were very exquisite, making the audience feel as if they were in a real world of crime. The various murder scenes and chase scenes in the movie were amazing, allowing the audience to feel the shock and visual impact of the movie. In the end, the movie established a close logical connection between the plot and the characters, allowing the audience to deeply understand the mysteries and clues hidden in the movie. This logical connection not only made the movie more interesting, but also made it easier for the audience to get involved in the movie and explore the answer with the characters. To sum up, Detective Chinatown 2 was so popular because it did the above. It allowed people to appreciate the movie while also being able to understand the meaning and meaning of the story, and feel the emotional impact and resonance brought by the movie.