The Imam Khomeini (RA) Mosalla (prayer hall) will host the Quranic event for 15 days.
A number of countries, including Syria, Bahrain, Yemen and Palestine will take part in the expo, according to Fars.
Also, 10 Iranian Qaris and 7 Qaris from other countries will recite the Quran at the exhibition.
The expo is annually organized by the Iranian Ministry of Culture and Islamic Guidance in the holy month of Ramadan.
It is aimed at promoting Quranic concepts and developing Quranic activities.
It showcases the latest Quranic achievements in the country as well as a variety of products dedicated to the promotion of the Holy Book.