Joining Pantheon Chambers in 2023 after being called to the bar, Christie has been instructed to act for minor applicants in claims under the Inheritance (Provisions for Family and Dependants) Ordinance, represented third-parties in TL v ML proceedings, and assisted relatives in applying for minor guardianship orders. Additionally, Christie has an extensive practice in mental health law, notably helping a daughter secure access to her elderly mother.
 
Beyond her client work, Christie is deeply committed to pro bono service and legal education. She volunteers her time to assist with prisoners' criminal appeals, making important contributions to the pursuit of justice through her role as a Research Assistant at the Clinical Legal Education Office of the University of Hong Kong. She also regularly gives talks on child protection and basics of family law, through which she promotes general legal knowledge and education in the community.