ASEAN+3 FETN is under the umbrella of ASEAN Secretariat and an extension of the ASEAN Experts Group on Communicable Diseases Plus Three's (AEGCD+3) Medium Term Plan. In July 2011, ASEAN+3 FETN received endorsement from the ASEAN+3 Senior Officials Meeting on Health Development. ASEAN+3 FETN meets the following health elements under the ASEAN Socio-Cultural Community (ASCC) Blueprint: establish/strengthen/maintain regional support system and network to narrow the gap among ASEAN Member States in addressing emerging infectious diseases and other communicable diseases; promote the sharing of best practices in improving the access to primary health care by people at risk/vulnerable groups, with special attention to HIV and AIDS, malaria, dengue fever, tuberculosis, and EIDs through regional workshops, seminars, and exchange visits among the ASEAN Member States; strengthen regional clinical expertise through professional organizations networks, regional research institution, exchange of expertise and information sharing; and strengthen cooperation through sharing of information and experiences to prevent and control infectious diseases related to global warming, climate change, natural and man-made disasters.

ASEAN Plus Three Field Epidemiology Training Network (ASEAN+3 FETN) Members include Program Directors and the Authorities of field epidemiology training programs in ASEAN Member States and Plus Three Countries: Brunei Darussalam, Cambodia, China, Indonesia, Japan, Lao PDR, Malaysia, Myanmar, Republic of Korea, Singapore, Thailand, The Philippines and Vietnam. Dialogue partners include organizations and networks such as the World Health Organization, Rockefeller Foundation, and Nuclear Threat Initiative.