Cuban Prime Minister Manuel Marrero hosted an event to open international borders and restart tourism on November 15. In an interview with the Vietnam Times, Cuban Ambassador to Vietnam Orlando Nicolás Hernández Guillén said that this important transformation of Cuba is largely due to its achievements in research and production of Covid-19 vaccines.

Vietnamese Ambassador to the US Ha Kim Ngoc held phone talks with Ami Bera, a Democratic congressman representing California and Chairman of the Subcommittee on Asia, the Pacific, and Nonproliferation at the House Foreign Affairs Committee, on April 5.