Source: Xinhua| 2020-02-18 22:15:09|Editor: huaxia

An oversea student volunteers to disinfect the entrance of the dormitory at Southwest University in Chongqing, southwest China, Feb. 18, 2020. A number of oversea students in Chongqing had contributed their own efforts by joining the volunteer works in the epidemic control campaign.

An oversea student volunteers to disinfect the entrance of the dormitory at Southwest University in Chongqing, southwest China, Feb. 18, 2020. A number of oversea students in Chongqing had contributed their own efforts by joining the volunteer works in the epidemic control campaign.

Mustapha Bala Tsakuwa from Nigeria introduces epidemic control information to other oversea student volunteers at Southwest University in Chongqing, southwest China, Feb. 18, 2020. A number of oversea students in Chongqing had contributed their own efforts by joining the volunteer works in the epidemic control campaign. (Xinhua/Wang Quanchao)