49.54 seconds is the Malaysian record in Men's 50m freestyle swimming that Alex Lim achieved on July 21, 1991.
The swimming competition at the 1991 Summer Universiade took place in Sheffield, England from July 15 to July 21, 1991. At the 1998 Asian Games, he won Malaysia's first swimming gold medal in 100m backstroke as well as breaking the games record. Alex Lim
Malaysia 100 m backstroke
details 55.53
GR Swimming was contested from December 7 to December 19 at the 1998 Asian Games in Bangkok, Thailand. 
