Abstract: Safety warning education exhibition appears ceaselessly, how to impress the visitors a deep impression, improving safety warning education participatory, interactive, became the focus of attention. Taking the application of the hardware scheme and software program as an example, by the large screen interactive technology directly using the ground as a display, largescreen interactive display on the ground floor interactive projection technique can give the visitors find everything fresh and new feeling and achieve better effect.

Key words: large screen projection, interactive projection, interaction projection, interaction floor