The new cases in Bac Giang and Bac Ninh hotspots were mostly detected in isolation and lockdown area, and related to workers working at industrial zones, while the case detected in Danang is associated with a previously confirmed patient.
The country also confirmed two more imported infections in the southern province of An Giang, raising the overall number of imported cases to 1,509.
With the latest discovery, the nation has so far confirmed 6,166 locally-transmitted cases, including 4,596 since the fourth coronavirus wave hit the country in late April.
The same day, Vietnam recorded the 49th COVID-19 related death, the 14th in the ongoing coronavirus outbreak that began in the nation in late April and the first in HCM City since the virus broke out.
According to the Ho Chi Minh City Hospital for Tropical Diseases, this 37-year-old deceased patient was ultimately diagnosed with severe COVID-19 disease, shock, infection, heart failure on the basis of hypertension, and end-stage chronic kidney disease.
One day earlier, Vietnam registered 250 cases of local transmission, with the majority recorded in Bac Ninh and Bac Giang, the current largest epicenters in the latest COVID-19 outbreak.
Meanwhile HCM City also saw the growing number of new local infections in recent times, with the majority are linked to the Revival Ekklesia Mission outbreak that was detected last week.