Gigi Wang Lung-hay, commonly known as her stage name Gigi Yim Ming-hay, is a Hong Kong singer and actress, and a member of the Hong Kong girl group After Class. She is noted for winning TVB's reality talent competition Stars Academy in 2021. Yim made her solo debut in September 2021 with the single "Noble Truth" (真話的清高).

Stars Academy is a Hong Kong singing competition television series created and produced by television network TVB and its subsidiary TVB Music Group. The show has spanned two seasons in 2021–2022 with the aim of discovering unsigned young singing talents. The judges' panel featured various Hong Kong music executives, music producers, singer-songwriters, radio DJs, and music critics. The winners of the two seasons are Gigi Yim and Jasmine Yam.