Chinese Vice Premier Li Keqiang (C) talks with a staff member of Sinovac, known in China as Beijing Kexing Bioproducts Limited Company, in Beijing, capital of China, on May 29, 2009. Li Keqiang urged vaccine companies to step up the preparation work for vaccine production after the first domestic A/H1N1 influenza case was confirmed in southern Guangdong Province on Friday. [Xinhua]

Chinese Vice Premier Li Keqiang talks with medical workers of Chinese Academy of Medical Sciences in Beijing, capital of China, on May 29, 2009.  [Xinhua]