Zhang Junwen works in his office at the Kashgar Prefecture Second People's Hospital in Kashgar City, northwest China's Xinjiang Uygur Autonomous Region, Nov. 22, 2018. Zhang Junwen, 37, is a doctor of the Xinhua Hospital Affiliated to Shanghai Jiao Tong University School of Medicine. He came to Kashgar in August 2018 with another 19 docotrs from Shanghai to conduct medical service and provide trainings for local doctors. (Xinhua/Hu Huhu)