This is part of a project to install around 100 stations of its kind nationwide. The project is being carried out by the Youth Federation's Central Committee and the Institute of Occupational Health and Environment.
Each station, which provides clean water with hand wash, can serve around 1,000 people per day.
There are also detailed instructions at stations.
Despite newly placed, the stations in Hanoi have lured many people.
Do Xuan Phuong from Bach Dang Ward, Hanoi, said that he and his friends used the station on Le Thach Street which works well.
Thuy Anh (right) said that the model should be widened nationwide early.
Another hand-washing station has also put at Giap Bat Station in Hoang Mai District.
At rush hours, people often have to queue for their turn
According to Nguyen Duc Dao, a bus assistant, it was convenient for him and drivers to wash their hands at the station.