President Sheikh Khalifa bin Zayed Al Nahyan of the United Arab Emirates (UAE) has received a message from the Custodian of the Two Holy Mosques King Abdullah bin Abdulaziz Al Saud inviting him for participation in Arab Developmental, Economic, and Social Summit, to be held in Riyadh in the current month. The message was received by Sheikh Mohammed bin Rashid Al Maktoum, UAE Vice President, Prime Minister and Ruler of Dubai during his meeting here this morning with Saudi Ambassador to the United Arab Emirates Ibrahim Al-Saad Al-Brahim. Sheikh Mohammed has sent his greetings to the Custodian of the Two Holy Mosques, wishing him constant good health and happiness.