Picture shows the Secretary for Health, Welfare and Food, Dr York Chow (second left), the Vice-Minister of the Mainland's Ministry of Health, Professor Huang Jiefu (centre), and the Secretary for Social Affairs and Culture of Macao, Dr Chui Sai-on (second right), at the opening ceremony of the Fourth Joint Meeting of Senior Health Officials of the Mainland, Hong Kong and Macau held in Kunming, Yunnan Province today (October 21).