![Miss Sarah Wong Ching-sum](/clc/-/media/department/clc/people/private/staff-photo-2021/wong-ching-sum-2021.jpg?bc=ffffff&h=430&w=280&hash=7733F676BC71460230E30177AC204840)
Miss Sarah Wong Ching-sum
Instructor
- GH627
- +852 3400 3583
- sarah.wong@polyu.edu.hk
- Curriculum Vitae
Instructor
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