[7] Despite dubbed as a fan favorite by the media,[9][10] she did not make it to the final three and only received the title of Miss Hong Kong Tourism Ambassador.

[14] In 2019, Ng took on a supporting role in the education-themed ViuTV drama series Limited Education [zh], playing Yoyo, a cram school tutor and the girlfriend of the male lead Terrance Lau,[15] followed by a guest role as a reformed cult follower Dr. Man in another ViuTV drama series Reboot [zh].

[19] In 2020, Ng starred in a lead role alongside Will Or as Maryanne, a law student involved in the Occupy Central Movement, in the political film Apart [zh-yue].

[21] Ng received her breakout role as Yeesa Cheung, a time traveler caught in a love triangle with Terrance Lau and Chui Tien-you, in the 2020 ViuTV romance series Leap Day.

[26] She also played Ginny, a web novelist, in the segment The Tenement of the horror anthology film Tales from the Occult [zh],[27] and made her stage acting debut later that year, starring alongside Andy Leung in Table for Two.