Prime Minister Pham Minh Chinh’s attendance at the 8th Greater Mekong Subregion (GMS) Summit, the 10th Ayeyawady - Chao Phraya - Mekong Economic Cooperation Strategy (ACMECS) Summit, and the 11th Cambodia-Laos-Myanmar-Vietnam (CLMV) Cooperation Summit aims to send out important messages to the sub-region, the region, as well as the international community, stated Deputy Foreign Minister Pham Thanh Binh.