The basic product line of Ulyanovsk Mechanical Plant, JSC is highly effective systems for army air defence (AD) such as'Tunguska M1"AD gun/missiles system,"Buk-M1-2"AD missiles system, and "Orion" mobile ELINT station 85V6-A. The company has also developed the upgrade package for a worldwide known self-propelled anti-aircraft gun system (SPAAG)"Shilka"ZSU-23-4 and"Kvadrat"AD missiles system, which were exported to over 40 countries in the world.