| (Manufacture) |
|
 |
Cement / Petrochemistry / Steel-Nonferrous Metal / Paper Manufacturing /
Shipbuilding
|
| (Public Works) |
|
 |
Electricity-Gas / Aviation-Airport / Central and Local Governments |
| (Environment-Recycling) |
|
 |
Waste Disposer / Forestry-Lumber Dealer / Local Government |