CPV: 31712310 Populated printed circuit boards, 34632000 Railways traffic-control equipment, 34632200 Electrical signalling equipment for railways, 45234000 Construction work for railways and cable transport systems

CPV: 31712310 Populated printed circuit boards, 35125100 Sensors

CPV: 34630000 Parts of railway or tramway locomotives or rolling stock; railways traffic-control equipment, 34144700 Utility vehicles, 31432000 Nickel-cadmium accumulators, 44442000 Roller bearings, 31710000 Electronic equipment, 24200000 Dyes and pigments, 14211100 Natural sand, 14820000 Glass, 42141300 Gears and gearing, 44610000 Tanks, reservoirs, containers and pressure vessels, 19510000 Rubber products, 19100000 Leather, 39530000 Carpets, mats and rugs, 98310000 Washing and dry-cleaning services, 31712310 Populated printed circuit boards, 39830000 Cleaning products, 24000000 Chemical products, 19210000 Woven fabrics, 79620000 Supply services of personnel including temporary staff, 34631000 Parts of locomotives or rolling stock, 34320000 Mechanical spare parts except engines and engine parts, 34631100 Monobloc wheels, 34322000 Brakes and brake parts, 34631400 Wheel axles and tyres and other parts of locomotives or rolling stock, 50220000 Repair, maintenance and associated services related to railways and other equipment, 19710000 Synthetic rubber, 34322300 Brake linings, 34632200 Electrical signalling equipment for railways, 09331200 Solar photovoltaic modules, 60120000 Taxi services, 44550000 Springs