A four-member Appellate bench led by Chief Justice Syed Mahmud Hossain passed the order.
Advocate Munsurul Haque Chowdhury and Advocate Ruhul Kuddus stood for the accused while Deputy Attorney General Bishwanath Debnath represented the state.
Also read: Libya killings: Two human traffickers put on 4-day remand
The bail orders of Kawsar Munshi and Mahabub Munshi were stayed while the bail of Sheikh Mahbub and Sheikh S ahidur was cancelled.
On June 1, last year, Rapid Action Battalion (Rab) arrested the ringleader of a human trafficking gang Kamal Hossain alias Hazi Kamal, 55, from Khilbarirtek of Shahadatpur area in Madaripur city.
Also read: Trafficking of 26 Bangladeshis killed in Libya: Three accused on 5-day remand
Human traffickers killed 30 migrant workers, including 26 Bangladeshis, in Libya in a smuggling warehouse in Mezda, near the city of Gharyan, southwest of Tripoli.
Warlord Haftar’s militiaman Khaled Al-Mishai, who was allegedly responsible for the killings, was killed in a drone strike by the Libyan Air Force.
Also read: Bangladeshi killing in Libya: Human trafficker held in city