The incident happened at 5:30 pm on February 21 when the SE7 train service with 1,000 passengers was travelling through Hien Ninh Commune in the central province of Quang Binh's Quang Ninh District.
The train has its glass windows broken by rocks thrown by vandals
The train then had to temporarily stop at My Duc Station to reassure the passengers and report the incident to management agencies.
Quang Binh Railway JS Company are co-operating with local authorities to investigate the incident, said Tran Ngoc Son, the director of the company.