Si Fuchun (R), a member of the 12th National Committee of the Chinese People's Political Consultative Conference (CPPCC), teaches medical knowledge in Zhengzhou, capital of central China's Henan Province, Feb. 23, 2017. Si Fuchun, a professor of Henan University of Chinese Medicine, did a lot of research for his proposals concerning medical and elderly care services. (Xinhua/Chen Jianli)