Sheikh Hamad bin Khalifa Al Thani, Emir of Qatar left here this morning for Brunei Darussalam on conclusion of a two-day official visit to Vietnam. The Qatari Emir and Vietnam's President Truong Tan Sang held a session of official talks that covered an in-depth review of bilateral relations and means of enhancing cooperation in various fields, according to a report of Qatar News Agency (QNA). The session also addressed discussions on the latest developments at regional and international arenas and other issues of common interest. They also signed a number of agreements and Memorandums of Understanding (MoUs) between the two countries. In addition to Brunei Darussalam, the Qatari Emir and his accompanying official delegation will also visit Sri Lanka.