mechanical engineeringaircraftsassembling of machineschemical machine industrycleaning machinesconstruction machines and equipmentconveyorsequipment for tradefilling stationsfire technologyheat treatment of materialshunting and sport weaponshydraulicsindustrial automationmachine drivesmachine equipment in consumer industrymachine parts and jointsmachine protective devicesmachinery for power engineeringmachines and equipments for gastronomymachiningmaterial jointingmeasuring instrumentsmechanical engineering materialsmechanical engineering metrologymining machine industryprecision mechanicsproduction designingrailway vehiclesrecreational parksroad vehiclesrocket technologyshipbuildingstorage equipmentsurface treatment of materialstesting linetransport lifting devicesunidentified flying objects