Pang Sheng Jun, 24, starting the backstroke leg of the 400m IM event. He finished second in the open category with a timing of 4:26.40,, breaking the last meet record of 4:27.50 set by Quah Zheng Wen in 2014. (Photo © Chua Kai Yun/Red Sports)

Pang Sheng Jun, 23, starting the backstroke leg of the 400m IM event. He finished second in the open category with a timing of 4:26.40, breaking the meet record of 4:27.50 set by Quah Zheng Wen in 2014. However, he could not improve on his current Olympic ‘B’ timing and personal best of 4:24.81. (Photo 10 © Chua Kai Yun/Red Sports)