The mobile transformation of traditional media have been accelerated in 2015. Big events have become the training grounds of this transformation. With the technology development of mobile Internet and visualization，various creative methods of news representation，such as HTML5，GIF，sand painting and live video stream via mobile terminals，have shined their extraordinary and expressive colors in the “9·3” Parade report. Relying on its previous advantages，traditional media have achieved the goal by constructing a propagation matrix in this process.