After the release of “Shock Wave 2,” the box office far surpassed the first film “Shock Wave 1.” In addition to improving the quality of the narrative content, it is more important to promote the film in the context of new media. Many new breakthroughs have been made. The film combined the advantages of new media in its propaganda orientation and has achieved a better propaganda effect than the traditional propaganda. Therefore, investigating the use of new media in “Shock Wave 2” and in finding places that can be used for reference based on successful experiences, they will have certain enlightenment for further successful dissemination of Hong Kong police films and even Chinese films in the future.