Singapore media reported that the four Thai women and six Singaporean men were caught partying on June 11.
Their trial is scheduled to start on August 28 and the accused will face six months in prison and/or a fine of S$10,000 (Bt230,000) if found guilty.
As of Wednesday, 908 new Covid-19 cases were confirmed in Singapore, four of which are imported, one is local, while the rest are among foreign workers living in cramped conditions.