Embodiments of this disclosure provide a method relating to video playing in mobile phone. The method includes: while displaying a first video in a first user interface of a first application, detecting an event for displaying a second user interface of a second application; if the second application has a higher display priority than the first application and playback of the first video is in active progress, replacing display of the first user interface of the first application with display of the second user interface of the second application on the display; generating a hover box to overlay a portion of the second user interface of the second application on the display; and continuing the playback of the first video in the hover box overlaid on the portion of the second user interface of the second application such that both the first application and the second application are performed simultaneously.