Doctor Li Yan makes his way to call on patients in Shanxia Village of Guangchang County, east China's Jiangxi Province, April 17, 2018. When he was a child, Li lost his left arm from a snake bite. This prompted his later decision to become a village-based doctor. A large number of medical practitioners are active in China's rural areas where health care is still underdeveloped. Under adverse working conditions, they have carried forward the humanitarian spirit and devoted themselves to the health of rural citizens. China will mark its first Medical Workers' Day on Aug. 19, 2018. (Xinhua/Hu Chenhuan)