Among the convicts, Saiful Islam, 23, of Chandpur Sadar was sentenced to death while Meraj Bepari, 35, son of Chunnu Bepari of Sobhanpur village and Nur Islam, 35, son of Muslim Rari of Purbo Gulisha village of the upazila were awarded life-term imprisonment.
The court also fined the convicts Tk 10,000 each.
According to the case statement, the convicts killed Jasmine Akhter, 16, daughter of Chunnu Mia of South Horina village, after gang-rape on January 25, 2015 and dumped her body in a paddy field.
The following days, police recovered the body and sent it to Chandpur Sadar Hospital morgue for autopsy.
A case was filed with Faridganj police station in this connection.
Investigation officer of the case sub-inspector Nizamuddin submitted a charge sheet on May 10, 2015.
After examining the witnesses and evidence, the Judge of the District and Sessions Court Md Zulfiquer Ali handed down the verdict.