The government reported five new imported coronavirus cases and no new deaths on Tuesday.
It is the 29th consecutive day with no confirmed local transmissions of Covid-19 and taking the total number of infections in Thailand to 3,156 with 58 deaths since January.
All five new cases were quarantined returnees from the Middle East.
A spokesperson said two new cases returned from Egypt on June 9 and were quarantined in Chon Buri province. They at first tested negative, but were found to have the disease in their second test on Saturday, 11 days after their return.
One of them is a 31-year-old male student who returned from Cairo. The other is a maid aged 22.
Three other new cases returned from Qatar.
One of them is a woman aged 31. Another is a 22-year-old masseur and the other is a crane driver aged 52.
All five new cases were asymptomatic.
Total cases in Thailand rose to 3,156, 3,023 of whom recovered, including one patient in the past 24 hours. Seventy-five patients remained at hospitals.
