Bonni graduated from the Hong Kong Academy of Ballet and went on to study acting at The Hong Kong Academy for Performing Arts, winning the Best Actress of the Year award for three consecutive years. After graduating, she joined the Hong Kong Repertory Theatre and performed in a number of productions. She moved to London to study with various teachers, and later on founded Theatre du Pif with Sean Curran. Since returning to Hong Kong in 1995, she has continued to devise and direct all of Theatre du Pif’s original productions. She won the Best Actress at the Hong Kong Drama Awards for her roles in Fish Heads and Tales – A Tender War as well as The Oak Tree – An Odyssey. In 2015 she was again nominated for the Best Actress Award for her portrayal of Hedda Gabler in Adrian Noble’s production of Ibsen’s classic play. In 2016, she received an honorary fellowship of The Hong Kong Academy for Performing Arts. The Hong Kong Theatre Libre voted her Best Actress of the Year for her performance in 4.48 Psychosis – A Staged Reading, she also won IATC(HK) Critics Awards’ Performance of the Year, Director of the Year, Performer of the Year and Scenography of the Year for the performance 4.48 Psychosis. In 2018, she was nominated for the Best Director in IATC(HK) Critics Awards and The Hong Kong Theatre Libre Award for her directorial work on Three Sisters by Anton Chekhov.