On behalf of the organizing committees, we're happy to announced that 2024 4th Education Technology Symposium was held in Hong Kong successfully this year. We'd like to thank all the keynote speakers and invited speakers for their inspiring speeches, including Prof. Jiangchuan (JC) Liu, IEEE Fellow, Fellow of The Canadian Academy of Engineering, Canada; Prof. Eric Tsui The Hong Kong Polytechnic University, Hong Kong, China; Dr. Dongkun Han The Chinese University of Hong Kong, Hong Kong, China; Dr. Mariam Mohamad Universiti Sains Malaysia, Malaysia; Dr. Stavros A. Nikou University of Strathclyde, UK; Assoc. Prof. Wei Wei, Macao Polytechnic University, Macao, China; and Dr. Mariam Mohamad , from Universiti Sains Malaysia, Malaysia; Prof. Yoshiko FURUSHO, Yokohama University of Art and Design, Japan; Dr. Lucas Kohnke The Education University of Hong Kong, Hong Kong, China; Dr. Jessie Ming Sin Wong, Hong Kong Metropolitan University, Hong Kong, China Dr. Akane Yamasaki, Hiroshima University, Japan and the authors for contributing your papers to the conference.