Industry technology

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Research Area Technology Year Effects Description & notes
Production Basic Machine Tools 1936 +10% Production efficiency cap Is necessary to start the Industry research line.
Improved Machine Tools 1937 +10% Production efficiency cap Is necessary to unlock Improved Equipment Conversion.
Improved Equipment Conversion 1937 +40% Conversion speed bonus
Advanced Machine Tools 1939 +10% Production efficiency cap
Advanced Equipment Conversion 1939 +40% Conversion speed bonus
Assembly Line Production 1941 +10% Production efficiency cap
Flexible Line 1943
  • +20% Production efficiency retention
  • +10% Production efficiency cap
Is mutually exclusive with Streamlined Line.
Streamlined Line 1943
  • +10% Production efficiency growth
  • +10% Production efficiency cap
Is mutually exclusive with Flexible Line.
Industry Concentrated Industry I to V 1936-1943
  • +15% Factory Output
  • +10% Dockyard Output
  • +20% Max Factories in a State
  • Is mutually exclusive with Dispersed Industry.
  • Effects are cumulative for each Technology level.
Dispersed Industry I 1936
  • +10% Factory Output
  • +10% Dockyard Output
  • +10% Production Efficiency Retention
  • +5% Production Efficiency Base
  • +20% Conversion Speed Bonus
  • −10% Factory Bomb Vulnerability
  • +20% Max Factories in a State
  • Is mutually exclusive with Concentrated Industry.
  • Unlike level II through V, dispersed industry I also gives a +20% conversion speed bonus.
Dispersed Industry II to V 1939-1943
  • +10% Factory Output
  • +10% Dockyard Output
  • +10% Production Efficiency Retention
  • +5% Production Efficiency Base
  • −10% Factory Bomb Vulnerability
  • +20% Max Factories in a State
  • Is mutually exclusive with Concentrated Industry.
  • Effects are cumulative for each Technology level.
Construction Construction I 1936
  • +10% Construction Speed
  • +10% Factory Repair Speed
Is necessary to unlock Excavation I.
Excavation I 1936 +10% Resource Gain Efficiency
Construction II 1937
  • +10% Construction Speed
  • +10% Factory Repair Speed
Is necessary to unlock Excavation II.
Excavation II 1937 +10% Resource Gain Efficiency
Construction III 1939
  • +10% Construction Speed
  • +10% Factory Repair Speed
Is necessary to unlock Excavation III.
Excavation III 1939 +10% Resource Gain Efficiency
Construction IV 1941
  • +10% Construction Speed
  • +10% Factory Repair Speed
Is necessary to unlock Excavation IV.
Excavation IV 1941 +10% Resource Gain Efficiency
Construction V 1943
  • +10% Construction Speed
  • +10% Factory Repair Speed
Is necessary to unlock Excavation V.
Excavation V 1943 +10% Resource Gain Efficiency
Synthetic Oil Synthetic Oil Experiments 1936 Enables building: Synthetic refinerySynthetic refinery (level 1)
Oil Plant 1936 Enables building: Synthetic refinerySynthetic refinery (level 2)
Improved Oil Plant 1939 Enables building: Synthetic refinerySynthetic refinery (level 3)
Advanced Oil Plant 1943 Enables building: Synthetic refinerySynthetic refinery (level 4)


Research
Land Infantry · Support Companies · Armor · Artillery · Land Doctrine
Air Naval · Naval Doctrine
Naval Air · Air Doctrine
Industry Engineering · Industry