Staff members carry medical materials onto high speed trains at Changsha South Railway Station in Changshan, central China's Hunan Province, Feb. 8, 2020. Medical workers of the third batch from the Second Xiangya Hospital of Central South University and the first batch from the Third Xiangya Hospital of Central South University set off for Wuhan on Saturday, the Chinese Lantern Festival, to aid the novel coronavirus control efforts there. (Xinhua/Chen Zhenhai)