An additional 57 local coronavirus infections were reported by the Ministry of Health on Tuesday morning, most in the epicenter Bac Giang Province.
Bac Giang, where the virus is wreaking havoc among industrial parks, recorded 45 domestic cases, the health ministry said in a report.
Its neighbor, Bac Ninh, which is also a hub of industrial parks, logged two patients, Hanoi four, Lang Son Province four, and Ha Nam Province two.
All of the places are located in the northern part of the country.
Vietnam has grappled with the pathogen’s re-emergence since April 27, with 2,406 community transmissions having been reported in 30 out of 63 provinces and cities.
Bac Giang has recorded 1,069 cases in this round, followed by Bac Ninh with 507 patients, Hanoi with 308, Da Nang with 152, and Vinh Phuc Province with 89.
Yen Bai, Quang Ngai, Dong Nai, Nghe An, Quang Ninh, and Quang Nam Provinces have registered no domestic contagion for two weeks.
Only seven cases have been confirmed in Ho Chi Minh City in this onslaught.
The health ministry announced 73 recoveries on Monday, taking the total to 2,794.
Vietnam has detected 5,461 cumulative cases, including 3,975 domestic infections, since the virus first emerged in the country on January 23, 2020, according to Ministry of Health statistics.
Forty-four patients have died, most having suffered critical pre-existing health problems.
Vietnam has fought four virus waves so far, the latest being the worst.
The nation confirmed 106 community cases in the first wave from January 23 to April 16, 2020, 554 in the second from July 25 to December 1, 2020, and 910 in the third from January 28 to March 25, 2021.
Health workers have conducted 890,454 coronavirus tests since April 29.
Almost 166,000 people are being quarantined in Vietnam after coming into close contact with infected patients or entering the country from virus-hit regions.