Li Lanjuan, 73, an epidemiologist and expert from the National Health Commission. (ZHU XINGXIN / CHINA DAILY)

In the battle against the novel corona-virus outbreak, many of the country's top epidemiologists and physicians, who are also members of the Chinese Academy of Engineering, worked in Wuhan, Hubei province, the city hardest hit by the epidemic. On the front line of the battle, along with 40,000 medical workers from all over China, they helped the city gradually return to normal. China Daily photographer Zhu Xingxin took portraits of some of the academicians who worked in Wuhan.

Wang Chen, 58, president of the Chinese Academy of Medical Sciences and vice-president of the Chinese Academy of Engineering. (ZHU XINGXIN / CHINA DAILY)

Huang Luqi, 52, president of the China Academy of Chinese Medical Sciences. (ZHU XINGXIN / CHINA DAILY)

Zhang Boli, 72, president of Tianjin University of Traditional Chinese Medicine. (ZHU XINGXIN / CHINA DAILY)

Chen Wei, 54, a researcher at the Academy of Military Sciences' Institute of Military Medicine. (ZHU XINGXIN / CHINA DAILY)

Qiao Jie, 56, president of Peking University Third Hospital in Beijing. (ZHU XINGXIN / CHINA DAILY)

Dong Jiahong, 60, executive president of Beijing Tsinghua Changgung Hospital. (ZHU XINGXIN / CHINA DAILY)

Tong Xiaolin, 64, head researcher at the China Academy of Chinese Medical Sciences. (ZHU XINGXIN / CHINA DAILY)