North Korean officials toured a key facility for training drone operators in Russia’s Far East on Friday, local authorities reported, amid efforts to boost economic and scientific exchanges.

The DPRK’s South Phyongan delegation has been visiting Russia’s Far Eastern Amur region since last Monday and toured the Center for Drone Competencies in Belogorsk last Friday, according to the regional parliament.

At the Center for Drone Competencies, DPRK officials from the provincial parliament learned about the region’s achievements in unmanned aerial vehicles (UAVs) and their use in the military, agriculture, monitoring and logistics.