(From right) Dr. Mårten Erik BRELÉN, Director of CUHK Pao So Kok Macular Disease Treatment and Research Centre, Prof. Calvin Chi Pui PANG, S.H. Ho Professor of Visual Sciences, Prof. Clement Chee Yung THAM, Chairman of the Department of Ophthalmology and Visual Sciences, Mrs. CHANG PAO So Kok, Mr. CHANG Bei Ming and their family, and Prof. Francis Ka Leung CHAN, Dean of Faculty of Medicine, CUHK (1st left) attend the opening ceremony of the Pao So Kok Macular Disease and Treatment Centre.