Staff members handle a bag of vegetables to a citizen in Guangshan County, central China's Henan Province, Feb. 7, 2020. Guangshan County, located on the border of Henan and Hubei, conducts strict prevention and control measures during the battle against the novel coronavirus epidemic. Local authorities have coordinated and established Wechat groups, so as to enable vegetable supply based on specified demands. (Xinhua/Li Jianan)