Linked from
The 10 pages that link to National Iranian Oil Company, each with the reason it gives.
IranBroader topic: Hydrocarbon production remains central to state revenue and economic policy.
Iranian oil industryRelated: It manages most exploration and production that supplies the industry.
Abadan RefineryRelated: It took over the refinery and Iran’s oil assets after nationalization.
AbadanRelated: It took over Iran’s petroleum operations after nationalization.
Seven SistersRelated: It replaced the Anglo-Iranian Oil Company's former operating role in Iran.