Building Name | Category | Level Req. |
|---|---|---|
 Crusher | Workbench | 8 |
 Electric Furnace | Furnace | 44 |
 Electric Medicine Workbench | Medicine Bench | 43 |
 High Quality Workbench | Workbench | 11 |
 Improved Furnace | Furnace | 34 |
 Logging Site | Production | 7 |
 Medieval Medicine Workbench | Medicine Bench | 12 |
 Mill | Workbench | 15 |
 Pal Gear Workbench | Workbench | 6 |
 Primitive Furnace | Furnace | 10 |
 Primitive Workbench | Workbench | 1 |
 Production Assembly Line | Workbench | 28 |
 Production Assembly Line II | Workbench | 42 |
 Repair Bench | Workbench | 2 |
 Stone Pit | Production | 7 |
 Weapon Assembly Line | Workbench | 32 |
 Weapon Assembly Line II | Workbench | 47 |
 Weapon Workbench | Workbench | 20 |