Illustrative photo
According to the ministry's report, the new patients include two women and a man aged between 35-45 who recently returned from overseas to Hanoi, Ho Chi Minh City and Kien Giang Province.
They were sent to quarantine areas upon arrival and are now being treated at local hospitals.
With these new infection cases, the number of Covid-19 patients in Vietnam has increased to 2,557, including 901 locally-transmitted cases reported since the new outbreak started in Hai Duong on January 28. Hai Duong Province alone has recorded 717 cases.
As of 6 pm on March 15, a total of 2,115 Covid-19 patients had recovered and been discharged from hospital. There have been 35 deaths, most of them being the elderly with serious underlying diseases.
At present, nearly 40,000 people who had close contact with Covid-19 patients or returned from virus-hit areas are being monitored at hospitals, quarantine facilities, and at home.
