From 25^th to 27^th of May 2011 in Pułtusk 18^th International Conference Weapons 2011, organised by Military Institute of Armament Technology and Institute of Armament Technics of Mechatronics Faculty of Military University of Technology together with Research and Development Centre of Mechanical Equipment in Tarnow. Conference was held under patronage of the Minister of Defence.

The aim of the Conference was to discuss needs and possibilities of restructuring Polish Armed Forces. Representatives of PCO S.A. were present on the conference. They presented most modern products of the company.