The Chief Executive, Mrs Carrie Lam (fourth right), holds a press conference on measures to fight disease with the Secretary for Commerce and Economic Development, Mr Edward Yau (second right); the Secretary for Labour and Welfare, Dr Law Chi-kwong (first right); the Secretary for Security, Mr John Lee (third right); the Secretary for Transport and Housing, Mr Frank Chan Fan (first left); the Secretary for Food and Health, Professor Sophia Chan (fourth left); the Director of Health, Dr Constance Chan (third left); and the Chief Port Health Officer of the Centre for Health Protection of the Department of Health, Dr Leung Yiu-hong (second left), at the Central Government Offices, Tamar, today (February 5).