Hui's family moved to Hong Kong in 1966 and she started working at night clubs at fourteen. In her interview on Be My Guest, Hui revealed her family lost their savings from her father's business acquiantences. Left penniless, Hui's mother, herself and her siblings were forced to peddle goods on the streets of Hong Kong. In the early years, Hui's family resided in the poor shanty town of Rennie's Mill.

After working at nightclubs, Hui was discovered by Kung Fu film director Lau Kar Leung and cast in Lau Kar Leung's Challenge of the Masters (1976). After that, she participated in various films of Lau with whom she also was rumoured to have had an affair.

Hui reached her career apex in My Young Auntie (1982), for which she was awarded the Best Actress Award in the 1st Hong Kong Film Awards.

Hui is the sister of actor Austin Wai.

2000s

1990s

1980s