Thailand confirmed 576 new coronavirus infections on Sunday, including 516 migrant worker cases announced the day before, according to a Centre for Covid-19 Situation Administration statement.
The new cases include 19 locally transmitted cases in Bangkok and in the central province of Samut Sakhon, where the 516 inflections were also found.
All of them were linked to a shrimp market in Samut Sakhon, the statement said.
There were also 41 imported cases.