Prof Richard So (2nd from right) and his PhD students (from left) Shutao Chen, Jun Hui and Tingyi Wang received a souvenir from Ms Vivian Wong, Chairlady of the Hong Kong Parents Association for the Hearing Impaired.
Prof Tim Woo (back row, fifth from left), Director of Center for Global & Community Engagement (GCE), student mentors, participating team from Po Leung Kuk Horizon East Primary School and participating team from SAHK B M Kotewall Memorial School.