Logging Warehouse
- Level 1: Maple Wood*10
- Level 2: Maple Wood*40,000
- Level 3: Pine Wood*80,000
Lumber Hut
- Level 1: Oak Wood*160,000
- Level 2: Maple Planks*160,000
- Level 3: Pine Planks*160,000
Mine Warehouse
- Level 1: Iron Ore*10
- Level 2: Iron Ore*40,000
- Level 3: Copper Ore*80,000
Smelting Hut
- Level 1: Red Gold Ore*160,000
- Level 2: Iron Ingot*160,000
- Level 3: Copper Ingot*160,000
Mechanical Factory
- Level 1: Oak Planks*80,000 + Red Gold Ingot*40,000
- Level 2: Oak Planks*160,000 + Red Gold Ingot*80,000
- Level 3: Oak Planks*240,000 + Red Gold Ingot*120,000
General Store
- Level 1: Basic Mechanical Core*288,000
- Level 2: Intermediate Mechanical Core*192,000
- Level 3: Advanced Mechanical Core*57,600
Dating Hub
- Maple Wood*10