*Proceedings* Accepted papers of DSDE 2020 (after proper registration and presentation) will be collected in the conference proceedings, which will be submitted for indexing in Ei Compendex, Scopus, etc.* DSDE 2019 conference proceedings (ISBN: 978-1-4503-7216-9) has been archived in the ACM Digital Library already. *Submission* English is the official language.Paper should be prepared and presented in English. Full paper (no less than 4 Full Pages) submission is required for Publication and Presentation. 1)Submit paper via online system: http://confsys.iconf.org/submission/dsde2020 2)Submit paper via email: This email address is being protected from spambots. You need JavaScript enabled to view it. detail about submission, please visit at http://dsde.org/Submission.html.