From left, Sir Ti-Liang Yang; Acting Assistant Postmaster General (Business Development) of Hongkong Post Mr Michael Chung; and Principal Education Officer (Curriculum Development) of the Education and Manpower Bureau Mr Tony Tang. The three guests officiated at Hongkong Post's 7th Inter-School Stamp Exhibits Competition Award Presentation and Exhibition Opening Ceremony' at the Hong Kong Central Library today (Apirl 12).   Close