War City + Res Cities (military sector):
War City (above)
Steel city: (same as war city)
Oil city: - 3 warehouses + 3 civilian houses
Rare metal city: - 6 warehouses + 6 civilian houses
Production zone:
War city (above)
Steel city: Replace farms with steel (except 3), and steel with farm - for trucks
Oil city: Replace farms with oil (except 3), and oil with farm - for trucks
Rare metal city: Replace farms with rare (except 3), and rare with farm - for trucks
