On the afternoon of April 26, 2023, the Institute for Indian and Southwest Asian Studies (VIISAS), under the Vietnam Academy of Social Sciences (VASS), held a scientific seminar titled: "Competition between India and China in Southeast Asia". The seminar had the presence of researchers and experts from different units: the Diplomatic Academy of Vietnam, the Institute of Indian and Southwest Asian Studies, the Institute for American Studies, the Institute for Northeast Asian Studies, and the World Institute of Economics and Politics.

On April 17, 2023, the Vietnam Week event opened at the Russian House on international scientific and technical cooperation in Moscow, Russia. The series of events lasting until April 23 with the theme "Aspects of Southeast Asia: Vietnam - Gateway to Asia" was organized to strengthen the friendly relationship between the two countries. Dr. Phan Chi Hieu, President of the Vietnam Academy of Social Sciences (Academy-VASS) delivered the opening speech online at the Roundtable "Promoting Russian-Vietnamese Studies: RCSI's Efforts - VASS/VAST period 2019-2023'.

In the morning of April 12, 2023, at the head office at No. 1 Lieu Giai, Ba Dinh, Hanoi, Dr. Phan Chi Hieu, President of the Vietnam Academy of Social Sciences (VASS) had a meeting with Mr. Bezdetko Gennady, Ambassador Extraordinary and Plenipotentiary of the Russian Federation in Vietnam.