Railways Minister Md Mazibul Hoque flagged off the train on Monday at the Dhaka Cantonment Railway Station.
The Dhaka-Dinajpur train, which has been operating for the last four years, now has 12 coaches capable of carrying 852 passengers.
He highlighted that 270 coaches have been added on different routes since he took office. "We have 44 ongoing projects. We have installed new engines, added coaches and built new tracks."
Passengers beamed as they found the renovated train adorned with flowers on the platform.
Cultural Affairs Minister Asaduzzaman Noor said people of the north are grateful to the prime minister and the railways minister for the initiative.
Modern communication facilities are crucial to any form of development, he said.
Nilphamari MP Aftab Uddin Sarker and Thakurgaon MP Md Yasin Ali were present at the ceremony.