Corps Supply Depot can be built on corps sector. It contains a vast amount of resources.
A corps can only have 1 Corps Supply Depot at the same time.
Only after the existing Corps Supply Depot is depleted or demolished by the corps leader or an R4 member can a new Corps Supply Depot be built.
You can gather resources faster in Corps Supply Depot.
Corps Supply Depot is invulnerable and can not be attacked by enemy captains.