Delegated by His Majesty Sultan Haitham bin Tarik, His Highness Sayyid Asa’ad bin Tarik Al Said, Deputy Prime Minister for International Relations and Cooperation Affairs, Personal Representative of His Majesty the Sultan left here on Tuesday heading to the Kingdom of Saudi Arabia (KSA) to lead the Sultanate of Oman’s delegation during the 18th consultative meeting of leaders of GCC countries, as well as the GCC-Central Asia Summit.