Tmoney launches tagless payments across Seoul Subway Line 9

South Korean transportation payment operator Tmoney said Friday it had officially launched its tagless payment service across all 25 stations on the first section of Seoul Subway Line 9, from Gaehwa to Sinnonhyeon. The system allows passengers to enter and exit stations without tapping a transportation card or smartphone against a fare gate. Users who activate the tagless function on the Android-based Mobile Tmoney app can simply walk through designated gates, with rides automatically detected t