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Story summary
- On March 15, 2026, Hong Kong's MTR Corporation launched a new signalling system on the Tsuen Wan line, with operations largely smooth and about 200 staff deployed.
- The rollout included minor issues, such as misalignment with platform screen doors.
- Deputy Director Cheris Lee Yuen-ling said passenger impact was minimal.
- The MTR had warned of problems before the launch, including automatic speed changes, and pledged swift action to maintain reliability.
