The Rapid Action Battalion detained three men with huge explosives at Kanaighat upazila on Sunday night.

The detainees are Ibrahim, 40, son of Etim Ali of Halabadi village, Md Ashik, 19, son of Md Kahir, and Rayhan, 20, son of Horjail of Sonaratan village of the upazila.

The Rab also seized 300 pieces of hi-explosive power gel and 300 sets of detonators which were allegedly smuggled into Bangladesh from Meghalaya in India, Mayeen Uddin Ahmed, senior assistant director (media) of Rab-9, told a press conference yesterday.

He said that type of explosives had been seen at different militant dens and could be used for large-scale devastating acts.

The Rab official further said the explosives were allegedly smuggled from Latumbai Coal Mine in Meghalaya. He added the other associates of the detainees would be tracked down soon.