ICDPA 2021, The 7th International Conference on Data Processing and Applications, will take place in Shanghai, China from June 19-21, 2021, as a workshop of WCSE 2021, which is hosted by East China Normal University, China Agricultural University, Science and Engineering Institute, organized by School of Computer Science and Technology, East China Normal University, co-sponsored by University of Houston-Downtown, USA, Shanghai Maritime University, China, Bauman Moscow State Technical University, Russia, Tokyo University of Science, Japan. It is a premier forum for data science researchers and professionals to discuss, distribute and advance the state of research and development of the data field. The conference facilitates the exchange of insights and innovations between the industry and academia, each represented by leaders in their respective fields.