"Video number dialog box exposure" involves the functions and concepts in video number (a social media platform). In video number, dialog box exposure usually refers to the process of showing content or advertisements to users in a dialog box. A dialog box is a window used to display video numbers in text, pictures or other media content. When content or advertisements are displayed to users in a dialog box, we call it dialog box exposure. This means that users can see relevant information, content or advertisements in the dialog box. Dialog box exposure is a common means of video platform promotion and brand promotion. By displaying the content in the dialog box, users' attention can be attracted, and they can interact with and participate in the content.