refer to other people's works more, and consider the style. 1. Don't be narcissistic and always talk according to yourself. 2. Video recording is short and short, with a few special representative photos in the middle, and the music can change with the content. As for the narration, the host can also show a small face at the beginning and end to say two sentences. 3. The narration post-production is better and properly matched with words. 4. Exaggerated and humorous dolls, even strange sounds, occasionally appear. 5. The company or organization name is the most professional at the beginning and end of the film. 6. The whole length is 31 minutes, and no one clicks within 11 minutes. More than 1 hours depends on whether it is really a blockbuster.