Visitors look at personal protective equipment at the World Health Expo at Wuhan International Expo Center in Wuhan, Central China's Hubei province on April 8, 2021. (Photo: Zhu Xingxin/chinadaily.com.cn)

Visitors experience a skin repair tool at the World Health Expo in Wuhan, Central China's Hubei province on April 8, 2021.

A senior visitor tries out a medical device at the World Health Expo in Wuhan, Central China's Hubei province on April 8, 2021.

Visitors view models of a high-end nursing program at the World Health Expo in Wuhan, Central China's Hubei province on April 8, 2021.

Visitors pass by the cotton from Xinjiang Uygur autonomous region at the World Health Expo in Wuhan, Central China's Hubei province on April 8, 2021.

Visitors learn about products made of cotton from Xinjiang Uygur autonomous region at the World Health Expo in Wuhan, Central China's Hubei province on April 8, 2021.