[6] She was denied a place in the final in these events as the rules for the meet stipulated that the maximum number of the competitors from each country was limited to two.

[8] In the final, Lim and Lynette were replaced with Quah Ting Wen and Tao Li who won gold in a new championship record time of 3:56.58.

[25] In July 2009 at the inaugural Asian Youth Games held in Singapore, Lim won a four medals – a gold, two silver and a bronze.

[45] In the 4 × 100-metre freestyle relay Lim, Mylene Ong and Koh Ting Ting gave Samantha Yeo a lead of over 2 seconds in the final changeover but the South China Athletic Association team's anchor Jennifer Town swam down Yeo to win the relay by 0.46 seconds.

[46] Both teams swam under the meet record of 3:56.58, set by the Singaporean quartet of Ruth Ho, Quah, Tao and Ong at the 2007 Open.

[61] Lim closed out the year by winning three gold medals and a bronze at the 2009 Southeast Asian Games in Vientiane, Laos.

[66][67] In the 4 × 200-metre freestyle relay, Lim with Quah, Lynette Lim and Mylene Ong won gold in 8:11.75, smashing the Games record set by Thailand in 2007 by over nine seconds[65][68] and in the 4 × 100-metre freestyle relay, the same foursome won gold in 3:45.73, breaking the meet and national records by 4.13 and 1.18 seconds, respectively.

[89] The team of Lim, Koh Hui Yu, Lynette Ng and Mylene Ong won silver in the 4 × 100-metre freestyle relay in 3:54.25, finishing 2.44 seconds behind the Thailand quartet of Benjaporn Sriphanomthorn, Natsaya Susuk, Rutai Santadvatana and Natthanan Junkrajang.

[105][107] In the team events, Singapore won all three female relays – repeating their performance of two years prior.

[105][110] At the inaugural Southeast Asian Swimming Championships in Singapore, Lim won four gold medals.

[113][114] In the 4 × 100-metre freestyle relay, Lim with Mylene Ong, Koh Hui Yu and Teo Jing Wen won gold in 3:49.25[115][116] and Lim with Koh, Teo and Marina Chan won gold in the 4 × 200-metre freestyle relay in 8:21.67.

The time was slower than the national open and Games records of 8:09.91 and 8:11.75 set in 2009, but is the second fastest since the 2010 banning of non-textile swimsuits.

[161][162] In the 4 × 100-metre medley relay, Lim with Tao, Samantha Yeo and Quah Ting Wen won gold in 4:13.02.

Finishing 1.34 seconds behind Thailand, the national open record of 3:45.73 and textile-best time of 3:48.38 remained intact.

[160][165] At the 2014 Southeast Asian Swimming Championships in Singapore, Lim won six medals and defended her two titles.

[189] In 2011, Lim graduated with a diploma in sports management and exercise science under an arrangement between the school and the Auckland University of Technology and was named valedictorian.

[192] On 30 August 2022, it was reported that Lim was found in possession of a weed grinder and had consumed cannabis in Phuket, Thailand.

[193] After investigations conducted by authorities, Lim and Joseph Schooling was subsequently issued with a stern warning by the Central Narcotics Bureau under the Misuse of Drugs Act.