KABUL, Sept. 17 (Xinhua) -- The Afghan police arrested 17 drug traffickers within past seven days, authorities said on Tuesday.

"Counter-Narcotics Police of Afghanistan (CNPA) and detective security organizations arrested 17 suspects linked to 16 cases of transportation or keeping of narcotics from various provinces," Counter-Narcotics Criminal Justice Task Force of Afghanistan (CJTF) said in a statement.

They also seized about 50 kg of heroin, 82 kg of opium, 207 kg of hashish and 106 kg of methamphetamine.

After initial investigations, the CNPA has handed over the cases to the Central Narcotics Tribunal or CNT, a special Afghan court for jurisdiction of major drug cases, the statement said.