On Monday, March 3, 2025, H.E. Naserreddin Heidari, Ambassador of the Islamic Republic of Iran to Thailand (Ambassador Plenipotentiary to the Lao People's Democratic Republic and the Republic of the Union of Myanmar), one day before the official presentation of credentials to the President of the Lao People's Democratic Republic, met with H.E. OUTTAMA SITHIPHONG, Director-General of Protocol of the Lao People's Revolutionary Party, and presented him with a copy of his credentials.