Both the new patients had close contact with previously confirmed cases. They have all been isolated as per the contact tracing protocol before the tests arrived as positive on Monday.
Ever since community transmission returned to Vietnam on January 28, epicenter Hai Duong has recorded as many as 719 infections.
Cases have since then spread to 12 other cities and localities. Yet for almost a month now, 10 of them, including HCMC and Hanoi, have not recorded any new infections.
By far, Vietnam has registered 2,559 Covid-19 patients and 406 are active.
The country has rolled out its mass Covid-19 inoculation campaign on March 8 after receiving 117,500 doses out of the 30 million doses of the AstraZeneca vaccine it had ordered.
Until now, 16,000 in 12 cities and localities have been vaccinated.