The Heydar Aliyev Oil Refinery is a cornerstone of Azerbaijan’s petroleum industry, named after the nation’s revered leader. Located in Baku, the refinery processes a significant portion of Azerbaijan's crude oil into refined products such as gasoline, diesel, and aviation fuel. With modern upgrades and expansion projects, the refinery continues to meet both domestic and international demand for refined products. It is a critical part of the country’s energy infrastructure, helping to maintain energy security while bolstering export revenues from oil products.