The second phase of the Chennai Metro Rail project is in full swing. In this context, the driverless metro train trial run for a distance of 2.5 km from Poonamallee to Mullaithottam was successfully conducted yesterday.

The second phase of the Chennai Metro Rail project is in full swing. In this context, the driverless metro train trial run for a distance of 2.5 km from Poonamallee to Mullaithottam was successfully conducted yesterday.