Tong Zhaohui (C) treats a COVID-19 patient at the Beijing Ditan Hospital in Beijing, capital of China, on July 25, 2020. (Xinhua)
Pic story: doctor works on frontline fighting against COVID-19
Source: Xinhua| 2020-08-18 21:31:44|Editor: huaxia
Tong Zhaohui (C) treats a COVID-19 patient at the Beijing Ditan Hospital in Beijing, capital of China, on July 25, 2020. (Xinhua)
