Yi Fan and his wife pose for a picture with the medical team that aided medics in Central China's Hubei province at the China-Japan Friendship Hospital in Beijing, on Dec 6, 2020. [Photo by Zhu Xingxin/chinadaily.com.cn]

Zhan Qingyuan, (from left), chief physician for the Respiratory and Critical Care Medicine Department at the China-Japan Friendship Hospital, Wang Chen, an academician at the Chinese Academy of Engineering, Yi Fan, and his wife pose for a picture in front of the ECMO machine named after Yi at China-Japan Friendship Hospital in Beijing, on Dec 6, 2020. [Photo by Zhu Xingxin/chinadaily.com.cn]

Yi Fan hugs Zhan Qingyuan, chief physician for the Respiratory and Critical Care Medicine Department at the China-Japan Friendship Hospital in Beijing, on Dec 6, 2020. Zhan is one of the doctors who treated Yi. [Photo by Zhu Xingxin/chinadaily.com.cn]

Yi Fan (in black coat at right) and representatives of the medical team that aided medics in Central China's Hubei province visit an exhibition on China-Japan Friendship Hospital's fight against COVID-19 in Beijing, on Dec 6, 2020. [Photo by Zhu Xingxin/chinadaily.com.cn]