While Onyongha was jailed 15 years and Onuchukwu and Garba were sentenced to 10 years each, Tochukwu, who was convicted for attempted smuggling, was sentenced to seven years in prison.
The PUNCH learnt that the first convict, who hails from Cross River State, had been arrested and prosecuted for cultivating drugs and dealing in hemp, while Onuchukwu and Garba who are indigenes of Nasarawa and Niger states respectively, were charged for peddling cannabis.
It was also learnt that 1,238 others had been convicted by the courts in the past six months.