Lai started playing badminton at her primary school SJKC Kuen Cheng 2, then in 2011 she joined the
Malaysia national badminton team. In 2012, she became the champion of the
Smiling Fish International tournament in the mixed doubles event partnered with Wong Fai Yin. She also became the semi-finalist of the Malaysia International tournament in women's doubles event partnered with
Marylen Ng and at the
Singapore International tournament in mixed's doubles event partnered with
Ong Jian Guo. In 2013, she represented Kolej Komuniti Kuala Langat competed at the
Summer Universiade in
Kazan, Russia. In 2014, Lai became the semi-finalist of the
Singapore International Series and Malaysia International Challenge tournaments in mixed doubles event partnered with Tan Chee Tean. In September 2014, she became the runner-up of the
Vietnam International Series tournament defeated by the Đào Mạnh Thắng and
Phạm Như Thảo of Vietnam with the score 21–14, 21–11. In December 2014, she became the champion of the Bangladesh International tournament in mixed doubles event after defeat her compatriot
Tan Wee Gieen and
Peck Yen Wei with the score 21–17, 21–18. In 2015, Lai became the runner-up of the Granular-Thailand International Challenge tournament in mixed doubles event after defeated by
Choi Sol-gyu and former World Junior Champion
Chae Yoo-jung of South Korea with the score 18–21, 21–19, 21–12. In November, she became the runner-up in mixed doubles event partnered with Tan Wee Gieen and semi-finalist in women's doubles event partnered with Peck Yen Wei at the Bangladesh International tournament. In 2016, Lai won the
Romanian International tournament in mixed doubles event partnered with Wong Fai Yin, after edging their teammates
Ong Yew Sin and Peck Yen Wei with the score 21–15, 21–17. She also became the runner-up of
Smiling Fish International tournament in mixed doubles. In November 2016, Lai was paired with
Goh Soon Huat a former men's singles player, and they will compete at the Malaysia International Challenge tournament. == Personal life ==