The identities of the detainees could not be ascertained yet.
Badda OC MA Jalil said: “Acting on a tip-off, we conducted a drive at the school and detained them.
Badda police station's Sub-Inspector Nowsher told the Bangla Tribune the building owner, tenants and the school's teachers were among those detained.
The school is on the third floor of House 25 on Road 8 in DIT project. The detainees have been brought to the station for questioning, the OC said.
He said police would question the detainees about the meeting.
The six-storey building is owned by Billal Hossain, 60, a retiree, who lives with his family on the second floor.
Police suspect that the detainees were plotting anti-state activities.
Shamsunnahar Nizami, wife of hanged war criminal Motiur Rahman Nizami, is the principal of the school. Amid media claims that she had also been detained from the meeting, Dhaka Metropolitan Police Deputy Commissioner (Gulshan) Moshtak Ahmed told Dhaka Tribune she was not present in the school during the drive.
However, Vice Principal Fakruddin Md Refayetullah is among the detained.


