A total of four teachers of Shahjalal University of Science & Technology (SUST) resigned from their respective administrative posts of the university.One Provost, two Assistant Provosts and one Assistant Proctor resigned at 5pm on Wednesday. The reason behind their resignations could not be known.The resigned teachers are the supporters of Mohan Muktijuddher Muktichinta Charchay Undbuddha Shikkhokbrindo.