3rd The 9th International Conference on System Modeling and Optimization (ICSMO 2021),Budapest, Hungary

3rd 2021 7th International Conference on Mechatronics and Robotics Engineering (ICMRE 2021),Budapest, Hungary

3rd Reinforce AI Conference powered by Ericsson,Budapest, Hungary

29th Humanities, Management and Economic Research International Conference Budapest, Hungary (ICHME 2021),Zahony, Hungary

9th 2021 European Conference on Computer Science and Information Technology (ECCSIT 2021),Budapest, Hungary

9th 2021 International Workshop on Cryptography, Security and Privacy (IWCSP 2021),Budapest, Hungary

9th 2021 International Conference on Network and Information Security (NISecurity 2021),Budapest, Hungary

9th 2021 4th International Joint Conference on Clean Energy and Smart Grid (CCESG 2021),Zahony, Hungary

9th 2021 4th International Joint Conference on Clean Energy and Smart Grid (CCESG 2021),Zahony, Hungary

9th 2021 5th International Conference on Energy Science and Electrical Engineering(ICESEE 2021),Zahony, Hungary

9th 2021 International Conference on Frontiers of Energy and Environment Engineering (CFEEE 2021),Zahony, Hungary

12th 10th ICTEL 2021 – International Conference on Teaching, Education & Learning, 12-13 July, Budapest,Budapest, Hungary

14th 4th Budapest – International Conference on Social Science & Humanities (ICSSH), 14-15 July 2021,Budapest, Hungary

16th 4th ICSTR Budapest – International Conference on Science & Technology Research, 16-17 July 2021,Budapest, Hungary