Zhu Yufang, 38, a courier, waits for customers to pick up packages at a residential area in Hanzhong, northwest China's Shaanxi Province, July 17, 2017. Despite the sweltering weather across many parts of the country, outdoor work does not stop. The central government ensures the rights of workers in the heat. The All-China Federation of Trade Unions has issued a directive prompting employers to reduce work time and workload during times of high temperatures. (Xinhua/Wang Chuanyuan)