Quang Ninh33 students at Quang Hanh Primary School, Cam Pha city, were hospitalized with signs of stomach pain, nausea, and suspected food poisoning.
The incident happened at around 11 a.m. on March 27 after students ate lunch at school, Cam Pha City People's Committee informed.
On the same afternoon, the children's health was stable, with no signs of danger, but they continued to stay at Cam Pha City General Hospital for treatment.
Authorities took samples of food left over from lunch to investigate the incident. There is currently no information about the meal menu.
Quang Hanh Primary School has 811 boarding students. Besides the 33 hospitalized students, the remaining students have not shown any unusual signs.
Le Tan