Usually, the invitation letter for an event hosted by CELeN is sent directly to the CELeN member, but due to the difficulty in terms of maintaining the student list over time (some Universities cannot provide their student list due to privacy policy), the CELeN members list and event registration will be managed through this website. Invitation letters to upcoming events will be sent to CELeN student members who joined this website. For registration to a certain event, please follow the below instruction: