| Nace | Description | Number of Company |
|---|---|---|
| 28.29.20 | Manufacture of machinery not elsewhere classified for processing substances via heat exchange (cooling towers, etc. for directly cooling via water circulation and vacuum steam plants for coating of metals by means of vacuum deposition, et | 29 |
| 28.30.09 | Manufacture of machinery and equipment used for cleaning eggs, fruit and other agricultural products and sorting or grading | 22 |
| 28.30.11 | Manufacture of poultry machinery, bee-keeping machinery and animal feed preparation machinery and equipment (including incubators) | 33 |
| 28.30.13 | Manufacture of harvesting and threshing machinery (harvester, haymaking machine, straw and hay baling machine, root and tuber harvesting machines, etc.) | 8 |
| 28.30.14 | Manufacture of tools used in preparation of plow, harrow, disc harrows, scarifies, cultivators, anchors machine, drills, seedlings and planting machines, etc. and tools used in preparation of the soil, cultivation and planting as well as fe | 14 |
| 28.30.15 | Manufacture of milking machines | 6 |
| 28.92.01 | Manufacture of concrete and mortar mixer (including mixers, except concrete mixer trucks) | 82 |
| 28.92.02 | Manufacture of bulldozer, angle dozer, graders, scrapers, leveling, front shovel - loaders, shovel loaders, mechanical shovels, excavators, piling (pile-drivers) and disassemble machines, mortar and asphalt spreader and concrete coating mac | 99 |
| 28.92.03 | Manufacture of machinery used for treating stones, soil, ore, gypsum, cement and sorting, screening, separating, washing, crushing, grinding, mixing, kneading, etc. of other mineral substances (except concrete and mortar mixers) | 97 |
| 28.92.05 | Manufacture of coal or rock cutters, tunnel and well boring and drilling machines (underground or over ground) | 34 |
