Companies from 30 foreign countries will participate in the Tehran 15th International Oil, Gas, Refining & Petrochemicals Exhibition.
There has been a 10 percent increase in the number of foreign firms attending the fair, adding that 929 Iranian companies had registered, the Mehr News Agency reported on Monday.
Representatives from Austria, Spain, Ukraine, the UAE, the UK, Italy, Germany, Brazil, Belgium, Taiwan, Thailand, the Czech Republic, China, Russia, Denmark, Romania, Japan, Singapore, Sweden, Switzerland, Saudi Arabia, Oman France, Finland, South Korea, Mexico, Norway, Holland, India and Malaysia will be in the show.
The exhibition will be held from April 22 to 26 at Tehran Permanent International Fairground.