Many movies were very concerned about Douban ratings. This was because Douban ratings were the recognition and reference of moviegoers for a movie's ratings. They were highly reliable and representative. Douban ratings are obtained by a large number of viewers on the Douban website. The raters are all fans who have been screened and registered by the Douban system. The rating process is fair and objective. At the same time, Douban ratings were standardized and comparable, making it easier for film producers and audiences to compare the ratings of different films and make better decisions. Douban ratings could also help film producers understand the audience's evaluation of a film and better adjust the film's production direction and publicity strategy. At the same time, Douban ratings could also be used as a reference and recommendation for the audience to better understand the quality and taste of a movie. Therefore, Douban ratings played an important role in film production and audience communication.