MTR pushes ERL opening to end-2018; exceeds budget by 30 per cent July 3, 2015 | Asia Pacific News Hong Kong metro operator MTR Corporation has announced that the Express Rail Link (ERL) high-speed rail (HSR) line is expected to exceed its budget by USD2.58 billion (30 per cent) and its opening wil... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password