Thirty-two world countries will be attending Iran’s 19thInternational Oil, Gas, Refining and Petrochemical Exhibition (Iran Oil Show 2014),to be held in Tehran on May 6-9.Over 1,200 Iranian and 600 foreign companies are taking part in the exhibitionwhile the number of foreign participants in the last year event stood at 195,according to Iran’s (IRNA) News Agency.Foreign countries attending Iran Oil Show 2014 include Austria, Belgium, China,France, Russia, the US, the UK, Japan, South Korea, Malaysia, Spain, the UAE, Turkey,India, Germany, and Italy.Consultation companies, spare parts manufacturers, technical and engineeringservice providers, oil processing equipment producers, fuel saving organizations, aswell as research and development companies will showcase their latest achievements in the exhibition which will run until Friday.