According to authoritative maoyan professional data, as of 16:50 Beijing time on October 20, 2021, one of the most popular films in the National Day file, "Changjin Lake", has a cumulative box office of 5.035 billion yuan, becoming one of the three highest-grossing films in the history of Chinese cinema. Previously ranked third, "Nezha's Demon Boy Descending" sent a "congratulatory message".

So far, the three highest-grossing films in the history of Chinese cinema are "Wolf Warrior 2", "Hello, Li Huanying" and "Changjin Lake".
1. Wolf Warrior 2
Released on July 27, 2017, a military film directed by Wu Jing and starring Frank Grillo and Wu Gang tells the story of Leng Feng, a retired soldier, returning to the battlefield during the turmoil in an African country, showing the integrity and responsibilities of Chinese soldiers.
The film grossed 5.681 billion yuan, making it the highest-grossing film in the history of Chinese cinema.
2. "Hello, Li Huanying"
Released in the Spring Festival file in 2021, the originally unpromising "Hello, Li Huanying" quickly became popular, becoming a dark horse at the box office, achieving Jia Ling, Zhang Xiaofei and other film starring, as of April 10, 2021, the box office soared to 5.413 billion yuan, ranking second in China's film and television box office list.
"Hello, Li Huanying" is also directed, starred and written by Jia Ling, telling the story of Jia Xiaoling who traveled to the 1980s, met her mother Li Huanying, who was in her youth, and performed a touching story that burst into tears. Feng Gong, Shen Teng, Chen He and other A-list stars have performed well in the film.
3. "Chosin Lake"
During the National Day in 2021, there are several movies worth watching, including the Korean War-themed "Chosin Lake" is very popular. The film is directed by Chen Kaige, Xu Ke and Lin Chaoxian, starring veteran stars Wu Jing and first-line student Yi Yi Qianxi, and Duan Yihong, Zhu Yawen, Hu Jun, etc. also play important roles in the film.
Since the release of "Changjin Lake" on September 30, the box office has soared, and as of 16:50 on October 20, the box office has reached 5.035 billion, ranking third in the Box Office of China's film and television, surpassing "The Devil Boy of Nezha".
The box office does not necessarily represent the artistry of the film and television work, it is influenced by many factors, such as the appeal of the lead actor, the important role of publicity, such as the depreciation of the renminbi, etc., but in a certain way expresses the popularity of the film. What do you think about this? Feel free to leave a message in the comments section.