A buyer examines a type of face mask on display at an exhibit, on July 22, 2020, in the Shanghai World Trade Center Exhibition Hall. [Photo/Gao Erqiang for China Daily]
The China International Epidemic-Prevention Materials Cross-Border Procurement Fair kicked off in Shanghai on Wednesday, with over 200 vendors offering different kinds of anti-virus materials and medical appliances to global buyers.

An exhibitor demonstrates an ultrasonic spray device to visitors on July 22, 2020, in the Shanghai World Trade Center Exhibition Hall. The device can disinfect the environment by spraying sterilizing water. [Photo/Gao Erqiang for China Daily]

Exhibitors talk with each other in the Shanghai World Trade Center Exhibition Hall, on July 22, 2020. [Photo/Gao Erqiang for China Daily]

Exhibitors talk with buyers about face masks in the Shanghai World Trade Center Exhibition Hall, on July 22, 2020. [Photo/Gao Erqiang for China Daily]

The booth of a face mask vendor showcases different models in the Shanghai World Trade Center Exhibition Hall, on July 22, 2020. [Photo/Gao Erqiang for China Daily]

A foreign buyer talks with exhibitors about protective clothing in the Shanghai World Trade Center Exhibition Hall, on July 22, 2020. [Photo/Gao Erqiang for China Daily]

(Chinadaily.com.cn）