Chennai (Tamil Nadu) [India], January 25 (ANI): As part of its green environment and digital initiatives, Chennai Metro Rail Limited (CMRL) has introduced a new system of delivering QR tickets through WhatsApp to passengers at the metro station’s ticket counter. This ticketing feature was initially implemented at two stations, namely Koyambedu and Airport, and has now been extended to all 41 stations following a positive response from passengers, said CMRL. MA Siddique, Managing Director of CMRL, inaugurated the new system on Wednesday. In this system, passengers can enter their mobile numbers…