President Maithripala Sirisena will lead the Sri Lanka Delegation to the 4th Summit of the Bay of Bengal Initiative for Multisectoral Technical and Economic Cooperation (BIMSTEC), which will be held from 30-31 August 2018 in Kathmandu.  At the conclusion of the Summit, the Chairmanship of BIMSTEC will be handed over to Sri Lanka by the current Chair, Nepal.