In presence of the premier of the German State of Hessen, Roland Koch and representatives of German companies and institutions, King Abdulaziz City for Science and Technology (KACST) and a number of German companies and institutions signed here today five memorandums of understanding (MOU) on joint technical cooperation and manufacturing. Prince Dr. Turki bin Saud bin Mohammed Al Saud, Deputy President of KACST for Research Institutes has represented the Saudi side in signing the MOU's with the German side.