HE the Prime Minister and Minister of Interior Sheikh Khalid bin Khalifa bin Abdulaziz al-Thani met with Prime Minister of the Democratic Republic of Sao Tome and Principe Patrice Emery Trovoada, and the accompanying delegation on the occasion of their visit to the country. During the meeting, they discussed bilateral co-operation and means to enhance and develop them in various fields, in addition to a number of topics of common interest. HE the Prime Minister and Minister of Interior held a luncheon banquet in honour of the visiting PM and the accompanying delegation.