The new South Island MTR line experienced a power failure on Thursday, a day after its launch. Train services returned to normal after around 35 minutes.
The MTR Corporation said that there was a power fault near Wong Chuk Hang Station at 2:15pm. The incident affected the whole line and caused a major disruption to train services.

During the incident, an escalator of Admiralty stopped, and staff members had to restart it. At Lei Tung station, the Fire Service Department received report at 2:21pm that passengers were trapped in an elevator, reported Apple Daily.

Crowd control measures were implemented at the Admiralty station to prevent passengers entering South Island Line platforms.
1425 Major delay on South Island Line due to power failure at Lei Tung
ā MTR Service Update (@mtrupdate) December 29, 2016
The new South Island Line connects Admiralty to South Horizons through Ocean Park, Wong Chuk Hang and Lei Tung. It is the only line, aside from the Disneyland Resort Line, to use driver-less cars.

On Wednesday, around 150,000 trips were made on the South Island Line on its first day of service.