The Ministry of Health confirmed over 7,800 local COVID-19 cases in Vietnam on Monday, with almost 6,000 logged in the economic hub Ho Chi Minh City.
Thirty-two provinces and cities registered 7,859 locally-infected patients while 23 separate infections were imported from abroad, the health ministry said.
Eight hundred and eighty-seven cases were found in the community whereas the remainder were detected in isolated areas or centralized quarantine facilities.
Ho Chi Minh City documented 5,997 of the new domestic infections, Binh Duong Province 733, Dong Nai Province 259, and Tien Giang Province 201, Dong Thap Province 135, and Hanoi 81.
The latest locally-acquired infection jump is the second-sharpest so far, after a record was set at 9,225 patients on Saturday.
Since the fourth COVID-19 wave began in Vietnam on April 27, the nation has registered 102,576 domestic cases in 62 out of 63 provinces and cities.
Ho Chi Minh City is in the front with 66,422 patients, followed by Binh Duong Province with 8,743, Bac Giang Province with 5,735, Long An Province with 3,856, Dong Nai Province with 2,475, and Dong Thap Province with 2.094.
By comparison, Vietnam 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.
The health ministry reported 2,006 recoveries on Monday, taking the total to 21,344 recovered patients. The death toll has increased to 524, with 154 added the same day.
The nation has overall recorded 104,146 domestic and 2,201 imported cases since the COVID-19 pandemic first hit it on January 23, 2020.
Health workers gave 77,967 vaccine doses today.
More than 4.6 million jabs have been administered to medical workers, teachers, factory workers, and other frontline staff since Vietnam rolled out inoculation on March 8.
About 390,000 people have been fully vaccinated.
The Vietnamese government expects to obtain 175 million shots of various vaccines, including 51 million Pfizer-BioNTech jabs, by early 2022.
It set a target of immunizing two-thirds of a population of nearly 98 million people against COVID-19 by the first quarter of next year.