Lim Kit Siang
In January 2012, Dyana joined Democratic Action Party and she was subsequently elected into DAP Perak Youth Wing's executive committee. She was then appointed political secretary to DAP Parliamentary Leader Lim Kit Siang, and played an active role during the 13th Malaysian general election campaigning for Lim Kit Siang for the parliamentary seat of Gelang Patah, Johor. She subsequently vacated her post as political secretary when she left to pursue her postgraduate studies in London in September 2015.