Rui En was first talent-spotted after appearing in SingTel's popular SingTel hi!Card commercial as the iconic "running girl" in 2001. She then started her acting career and since 2004 has averaged 1 to three dramas consistently per year. She also tried out a singing career in Taiwan.
Notably after 2007, Rui En gained a significant pool of fans, earning her the title of Singapore’s Most Popular Local TV Actress[ in 2010. RBKD (Chinese: 瑞不可当) is her official fan club which can be viewed at http://rbkd-online.com/