The accident happened around 10.48 am on November 28, in Village 3, Ta Nung Commune.
The taxi transported a couple and their one-year-old daughter to a tourist spot.
The scene of the accident.
While descending a slope, the taxi driver suddenly accelerated, causing the vehicle to swerve off the road and overturn.
As a result, the couple and the 44-year-old taxi driver were severely injured, while the child died.
The Da Lat police quickly came to the scene to investigate the incident.