2026 4th International Conference on Educational Knowledge and Informatization (EKI 2026) will be held during August 19-21, 2026 in Changsha, China. The aim and objective of EKI 2026 are the latest research and results of Educational Knowledge and Informatization. This conference provides opportunities for the delegates to exchange new ideas face-to-face, to establish business or research relations as well as to find global partners for future collaborations. We hope that the conference results will lead to significant contributions to the knowledge in these up-to-date scientific fields. The focus of the conference is to establish an effective platform for institutions and industries to share ideas and to present the works of scientists, engineers, educators and students from all over the world. The organizing committee of conference is pleased to invite prospective authors to submit their original manuscripts to EKI 2026.