It is because if no one visit their stall, they aren't able to upkeep the freshness of the fish.
I always order their fish head soup. Generous potion and big fresh pieces of fish. Simple food for a simple day!
127 Lor 1 Fish Porridge Fish Soup Seafood Soup
#02-33, Toa Payoh West Market and Food Court, 127 Lorong 1 Toa Payoh
Singapore 310127
Operating Hours: Mon.-Sun. 09:00-20:30. Closed on Tues