First Vice-President Eshaq Jahangiri opened the conference.
The conference, which was slated for March 5, is to review challenges and opportunities in line with knowledge-based oil industry.
Through seven special panels, the participants are to discuss oil, gas and petrochemical issues.
Also, the conference will hold three workshops to review ways of optimizing energy consumption.
Supreme Leader of the Islamic Revolution Ayatollah Ali Khamenei has named the new Iranian calendar year (started on March 20) as 'Economy of Resistance, Plan and Implementation.'