H.H. the Emir Sheikh Hamad bin Khalifa Al Thani and H.H. Sheikha Moza bint Nasser visited Sunday morning an exhibition held at the Qatar National Convention Centre on the occasion of the United Nations Conference on Trade and Development (UNCTAD XIII) . H.H. the Emir and H.H. Sheikha Moza toured the exhibition and examined pavilions representing a number of ministries, organizations, as well as governmental and private institutions. They were briefed on the most important projects being implemented in the development sector and towards achieving the goals of Qatar National Vision 2030.