[3][4] Liu developed an interest in films alongside his athletic pursuits and often visited the cinema in his neighborhood as a leisure activity.

[5] Liu made his debut as a child actor, portraying the younger version of Wu Nien-hsuan's character in the 2020 television series Magic Moment [zh].

[7] Liu received his breakthrough role as Wu Tsu-Wei, the clever but depressed son involved in a custody battle between Ruby Lin and Joseph Cheng's characters, in all three seasons of the 2021 Netflix mystery thriller series Light the Night.

[8][10] In the same year, Liu had a recurring role as Su Chun-chieh in the first season of the TVBS series Youngsters On Fire [zh].

[4] Liu's dynamic presence caught the attention of producers Destin Daniel Cretton and Melvin Mar, who discovered him through Light the Night and felt he was a perfect fit for the project.