Rouh al-Amin Qassemi said that the operation was carried out jointly with police forces from Yazd province.
According to Qassemi, after a series of intelligence and technical operations, anti-narcotics police identified and arrested a drug smuggler in Yazd province.
The suspect had been hiding illicit drugs in his residence in Golestan province, he said, adding that anti-narcotics police seized 150 kg of opium and 101 kg of hashish during the operation.
Iran is in the forefront of the fight against drug trafficking originating from Afghanistan. About 4,000 Iranian police forces have been killed in the fight against drug cartels.
Europe is the main destination of drugs produced in Afghanistan.