Graduates attend the 2019 commencement ceremony of Wuhan University in Wuhan, capital of central China's Hubei Province, June 21, 2019. Over 10,000 graduates attended the ceremony on Friday. (Photos: Xinhua)

Graduates take selfies at the 2019 commencement ceremony of Wuhan University in Wuhan, capital of central China's Hubei Province, June 21, 2019. Over 10,000 graduates attended the ceremony on Friday.

Graduates attend the 2019 commencement ceremony of Wuhan University in Wuhan, capital of central China's Hubei Province, June 21, 2019. Over 10,000 graduates attended the ceremony on Friday.

Graduates attend the 2019 commencement ceremony of Wuhan University in Wuhan, capital of central China's Hubei Province, June 21, 2019. Over 10,000 graduates attended the ceremony on Friday.

The valedictorian delivers a speech at the 2019 commencement ceremony of Wuhan University in Wuhan, capital of central China's Hubei Province, June 21, 2019. Over 10,000 graduates attended the ceremony on Friday.

Graduates attend the 2019 commencement ceremony of Wuhan University in Wuhan, capital of central China's Hubei Province, June 21, 2019. Over 10,000 graduates attended the ceremony on Friday.

Graduates attend the 2019 commencement ceremony of Wuhan University in Wuhan, capital of central China's Hubei Province, June 21, 2019. Over 10,000 graduates attended the ceremony on Friday.