Diagnostics, repair, maintenance, service and warranty inspections motorbikes, mopeds, motorcycles, tricycles and quads, cars, buses, trucks, special vehicles, trucks, trailers and tractors, diagnostics, repair, modification and replacement of mechanical, pneumatic, hydraulic groups and subgroups vehicles. Trade includes repair, maintenance and renovation of systems, components and separate technical units, installation of equipment, accessories and car alarms vehicle diagnostics and adjustment of operating parameters, including vehicle emissions.