« All Events This event has passed. Tet Trung Thu, Vietnam September 21, 2021 « Mid-Autumn Festival, China Albuquerque International Balloon Fiesta, US » Tet Trung Thu is the Vietnamese Mid-Autumn Festival. Add to calendar Google Calendar iCalendar Outlook 365 Outlook Live Details Date: September 21, 2021 Event Category: Festivals Event Tags:Tet Trung Thu, Vietnam