A staff member hands out leaflets on prevention and control of the novel coronavirus at a subway station in Hefei, east China's Anhui Province, Feb. 4, 2020. In China's battle against the novel coronavirus epidemic, grassroots workers, deliverymen, sanitation workers and public transport drivers showed their selfless devotion in protecting the safety of residents in the communities and brought warmth and belief to the citizens. (Xinhua/Zhou Mu)