Hanoi Metro launched integrated e-ticketing for metro and bus services, Vietnam September 3, 2026 | Asia Pacific News, News Hanoi Metro launched an integrated electronic ticketing system on September 1, 2026, covering Metro Line 2A, Line 3.1 and the city's subsidised bus network. Passengers are able to use chip-based physi... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password