You can check out the trailer of the Descendants of the Dragon for Jet Li's latest movie. This was an action movie that was released in 2012, with Huang Qiusheng, Wu Jing, and Jet Li as the main actors. The film tells the story of a martial artist's growth and shows the spiritual and cultural value of Chinese martial arts. The film achieved good box office results in mainland China and Hong Kong, becoming one of the representative action films of the time. If you want to watch the Mandarin version of the movie, you can search for Descendants of the Dragon on the online video platform and choose the Mandarin dubbing version to watch. However, it should be noted that since the movie has been released for a period of time, it may not be found on all online video platforms. It is recommended to choose a reputable platform to search and watch.