Officiating guests perform the unveiling ceremony of the Li Dak Sum Yip Yio Chin Building: (from left) Prof. Joseph Sung, Prof. Fok Tai-fai, Pro-Vice-Chancellor and Vice-President of CUHK, Dr. Li Dak Sum, Chairman of Roxy Property Investment Company Limited and Corporate Advisor of Sharp-Roxy (HK) Limited, Mr. Kenneth Li and Ms. Louise Jones, University Librarian of CUHK.