Chen Xin, a Nanjing university student, is the first "post-00" certified sign language interpreter volunteer in China. Recently, he and relevant units recorded a series of sign language videos for epidemic prevention and control, and explained personal protection and prevention to more than 20 million hearing-impaired people nationwide through sign language. Knowledge of Omicron Science.

At present, the video has been broadcast in many local medical institutions.

(Zhang Chuanming)

Responsible editor: [Ye Pan]