HANOI, Feb. 14 (Xinhua) — For college junior student Dao Quang Khai, Monday is a big day as it is his first day back in school after almost nine months of distance learning due to the COVID-19 pandemic.
Like many other educational institutions in Vietnam, the Vietnamese National Economics University based in the capital Hanoi, where Khai studies, had to switch to online teaching in May last year after the ongoi