Bangladesh, Sept. 9 -- A legal notice has been served on Dhaka Mass Transit Company Limited, calling for uninterrupted mobile network coverage and call services at metro rail stations and on trains in Dhaka.

The notice says weak or unavailable signals are leaving passengers unable to make emergency calls or causing calls to drop during journeys.

HM Rashidul Islam Rashed, general secretary of the BUBT Lawyers Association, sent the notice on Wednesday "in the public interest".

It was addressed to the managing director of metro rail operator DMTCL.

Lawyer Rashed Zaman said the notice called on DMTCL to allow Grameenphone, Banglalink and Robi Axiata to install mobile network infrastructure in Metro Rail areas and provide them with the fa...