Ya Hui was offered a contract with
Mediacorp after the
Star Search contest, a large-scale TV talent scouting competition in Singapore, in 2007. She was considered a popular contestant for that contest season. She was one of the runners-up and the winner of the
Miss Telegenic title at the grand finals. Shortly after, Ya Hui was chosen as the face for the TVC of beverages brand Heaven and Earth. She also landed a supporting role in the long-running drama series,
Love Blossoms II as Tao Wen Zhu, acting alongside seasoned actors
Ivy Lee and
Zheng Geping. In 2009, Ya Hui starred in
Reunion Dinner, in which she played
Chen Liping's daughter. Her outstanding performance in the drama serials earned her nominations for the Newcomer Award of the Year in
The New Paper Flame Awards 2008 and the Best Newcomer Award for
Star Awards 2009. In September 2015, she completed filming the long-running 255-episode television drama series,
118, which aired weekdays on
Mediacorp Channel 8. She was also appointed as the Singapore ambassador of the
L'Oréal Paris Youth Code product in 2015. In late February 2023, Ya Hui announced that she will be leaving
Mediacorp as a full-time artiste on 28 February 2023. ==Personal life==