Above: SMRT chairman Seah Moon Ming meeting SMRT Trains staff during a surprise visit to Ang Mo Kio station yesterday. Below: Last month's flooding of an MRT tunnel between Bishan and Braddell stations left a stretch of the North-South Line inoperabl
Caption: 
SMRT chairman Seah Moon Ming meeting SMRT Trains staff during a surprise visit to Ang Mo Kio station yesterday.
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PHOTOS: SMRT/FACEBOOK, LAND TRANSPORT AUTHORITY