Professor Dong specializes in the fundamental science issues, the research and development of key technology and the transformation of research results in the field of chemical engineering and biomass energy. She has accomplished more than 50 engineering projects, especially the bio-ethanol projects, including the international leading biomass energy platform technology "cassava non-grain fuel ethanol production technology" and "biomass resources industry chain technology", which involves basic research, engineering amplification and large-scale industrialization of the whole process. Professor Dong has acquired 28 domestic and foreign authorized invention patents, published more than 50 papers, obtained more than 13 science and technology awards.