He has participated in postgraduate courses of Guangxi Medical University and advanced courses of public health management in peking university health science center, and received medical training and further study in Nanjing, Beijing, Guangzhou and Shanghai. Twice sponsored by Fok Ying Tung Medical Fund, he went to the Chinese University of Hong Kong Medical College and Prince of Wales Hospital in Hong Kong for further study. 1998- 1997. He has been to 30 countries for academic exchanges and visits.