On the sidelines of the second day of the 26th Oil, Gas, Refining and Petrochemical Exhibition, a memorandum of understanding was signed between Ahar and

According to Mehr News Agency and Ahar Company, the 26th International Oil, Gas, Refining and Petrochemical Exhibition started on the morning of Friday 23 May

Tehran Oil Exhibition, which was not held on the usual date of each year (May) due to the outbreak of coronary heart disease this year,