The 23rd Iran International Oil, Gas, Refining & petrochemical Exhibition was held 6-9 May 2018 in Tehran International Permanent Fairground. Iran International Oil, Gas and Petrochemical Exhibition displays a wide range of technical and industrial abilities of Iran and other countries worldwide in the area of Oil, Gas and Petrochemical. It is one of the most important oil and gas exhibitions in the Middle East and also among the most significant oil and gas events in the world in terms of the number of participants and its diversity. The exhibition provides a platform for local and international companies to take advantage of major opportunities in the industry as well as to learn about the developments in the local and global markets. Over 2500 domestic and foreign oil companies from 35 countries participated in the event.