The six were identified as Abdul Mannan, 20, son of Shamsul Alam, Rabiul Islam Mahbub, 19, son of Bazlur Rashid, Abdus Sabur, 19, son of Ashraful Islam, Mohi Uddin, 19, son of Azizul Islam, Alamgir Hossain Mithu, 35, son of Golzar Hossain Babu and Mehedi Hasan, 19, son of Abdul Mannan.
Superintendent of Police Md Abdul Mannan Mia in a press briefing at the premises of Sadar Police Station said acting on a tip off they arrested the Shibir men.
Police seized nine cocktails, jihadi books, seven mobile Sim cards, five cell phones from their possession.
25 to 30 Shibir men were in a secret meeting in a house and planning to commit sabotage when police caught six of them but rest managed to flee, said officer-in-charge of Sadar Police Md Suhrawardi Hossain.