Sadyrbek, a Kyrgyz PhD candidate studying in China, revises his doctoral dissertation at the office of Xinjiang Institute of Ecology and Geography of Chinese Academy of Sciences in Urumqi, northwest China's Xinjiang Uygur Autonomous Region, June 11, 2019. (Xinhua/Bai Jiali)
Sadyrbek, a Kyrgyz PhD candidate studying in China, goes by bike to the office of Xinjiang Institute of Ecology and Geography of Chinese Academy of Sciences in Urumqi, northwest China's Xinjiang Uygur Autonomous Region, June 11, 2019. (Xinhua/Bai Jiali)