This night, long-range SBU drones hit the production facilities of the Stavropol radio plant "Signal" in Russia, a source in the security service told Interfax-Ukraine. This plant specializes in the production of various types of electronic warfare, radar, radio navigation equipment, remote control radio equipment and works for the Russian military-industrial complex. The plant is under international sanctions. One of the strikes fell on building No. 2 (workshop No. 5), where expensive imported