Luanda, Aug. 8 -- Speaker of the National Assembly (NA) of Angola Carolina Cerqueira described Vietnam as a friend who is always in the heart of her country while meeting with Vietnamese President Luong Cuong in Luanda on August 7 afternoon (local time). The meeting, part of the Vietnamese leader's state visit to the African country, followed his policy speech at a special plenary session of the Angolan parliament held on the occasion of the trip. Welcoming President Cuong to the Angolan NA's headquarters, Speaker Cerqueira said the visit is a message of friendship built on mutual respect and cooperation for common development. She thanked her guest for the important policy speech, which reflects Vietnam's open foreign policy of multilate...