Company of Heroes 2: OKW Commander - Scavenge Doctrine

Summary pulled directly from Steam - Some text may only be applicable to Steam platform

OKW Commander: Scavenge Doctrine;
Gather whatever resources you can from the battlefield and defeated enemies. Troops are trained to be more thorough in their salvage operations while infiltrating light infantry can disrupt enemy supplies and lay traps. With a large amount of resources stockpiled, more devastating artillery can be deployed on the enemy strongpoints.

Thorough Salvage
Salvaging will take more time, but also yields munitions resource.
Jaeger Light Infantry Recon Squad
A Jaeger Light Infantry Recon Squad can be deployed to the battlefield. This small squad is ideal for recon and scavanging resources.
Infiltration Tactics
Infantry who are kept out of combat for long periods of time will gain the abilty to surprise assault, allowing them to use a special grenade ability.
Flakpanzer IV Ostwind
The Flakpanzer IV Ostwind can be deployed to the battlefield. This unit is effective against infantry and aircraft.
105mm Howitzer Barrage
A barrage of 105mm artillery shells will be fired at the target location. The number of shells fired depends on your current stored munitions.