In this Tuesday, May 4, 2021, file photo, a health worker administers a dose of the Sinovac COVID-19 vaccine to residents of the Klong Toey area, a neighborhood currently having a spike in coronavirus cases, in Bangkok, Thailand. (Photo: AP)

BANGKOK, May 6 (Xinhua) -- Thailand registered 1,911 new COVID-19 cases and 18 deaths over the last 24 hours, the country's Center for COVID-19 Situation Administration (CCSA) said Thursday.

Of the new infections, 1,902 were domestic transmissions and nine others were quarantined arrivals, CCSA spokesman Taweesin Visanuyothin told a briefing.

With 739 cases, Bangkok recorded again the highest number of new local infections within Thailand, Taweesin said.

Nearly 30,000 patients are currently hospitalized, putting the country's medical system under pressure.

As of Wednesday, more than 1.6 million doses of COVID-19 vaccines have been administered in Thailand, official data showed.

Opas Karnkawinpong, director-general of the Department of Disease Control said on Thursday that all residents in Thailand, regardless of their nationalities, will receive access to COVID-19 vaccines.

A total of 76,811 cases and 336 deaths related to COVID-19 have been confirmed in Thailand since the start of the pandemic.