On behalf of the Organizing Committee, we are honoured to introduce you to 2026 5th International Conference on Intelligent Systems Design and Engineering Applications (ISDEA 2026), which will take place in Ho Chi Minh City, Vietnam during April 18-20, 2026. The conference programme will include workshops, special sessions and tutorials, along with prominent keynote speakers and regular paper presentations in parallel tracks. All submitted papers will be reviewed by experts in the field based on the criteria of originality, significance, quality and clarity. This conference provides an idea-exchange and discussion platform for the world's engineers and academia to share cutting-edge information, address the hottest issue in Intelligent Systems Design and Engineering Applications, explore new technologies, exchange and build upon ideas. We're certain you will find the city of Ho Chi Minh City, and the surrounding area to be most pleasant and it will be our distinct pleasure to welcome each of you to the ISDEA.