Eco-Idea Innovation Creativity for Better Days (ECODAYS) under the auspices of the Chemical Engineering Student Association, Faculty of Engineering, Sebelas Maret University held an activity aimed at developing innovative products, writing competitions, seminars, and exhibitions. The series of ECODAYS events, namely competitions, International Conferences, and exhibitions, are expected to be a means of introducing the Chemical Engineering Study Program, Faculty of Engineering, UNS to the general public and fostering a competitive spirit in participants. It is hoped that this event can become a forum for the younger generation to express their thoughts and ideas through useful work that can be implemented in real terms as a form of community service and can improve the scientific climate of students at the national and international level in general and the Chemical Engineering Study Program, Faculty of Engineering, Sebelas Maret University in specifically.