Four students from Nguyen Duc Canh Primary School allegedly went swimming after school around 11 a.m. and ended up in an area of ​​deep water, Xinhua news agency reported.



One person ran from the area and called for help.



Three others were taken to hospital but died en route, local media reported.



According to the Ministry of Labour, Disabilities and Social Affairs, an average of 2,000 children die from drowning every year in Vietnam.