Choir members from Poland's University of Economics in Katowice perform during International Students Choral Festival Beijing 2018 at the National Centre for the Performing Arts in Beijing, capital of China, Oct. 19, 2018. As part of the Beijing International Art Week for Youth, the event was attended by young choir members from nine countries who presented four chorus performances. (Xinhua/Luo Xiaoguang)

Choir members from South Africa's University of Johannesburg perform during International Students Choral Festival Beijing 2018 at the National Centre for the Performing Arts in Beijing, capital of China, Oct. 19, 2018. As part of the Beijing International Art Week for Youth, the event was attended by young choir members from nine countries who presented four chorus performances. (Xinhua/Luo Xiaoguang)

Choir members from Spain's Amics de la Unio Choral Society perform during International Students Choral Festival Beijing 2018 at the National Centre for the Performing Arts in Beijing, capital of China, Oct. 19, 2018. As part of the Beijing International Art Week for Youth, the event was attended by young choir members from nine countries who presented four chorus performances. (Xinhua/Luo Xiaoguang)

Choir members from Spain's Amics de la Unio Choral Society perform during International Students Choral Festival Beijing 2018 at the National Centre for the Performing Arts in Beijing, capital of China, Oct. 19, 2018. As part of the Beijing International Art Week for Youth, the event was attended by young choir members from nine countries who presented four chorus performances. (Xinhua/Luo Xiaoguang)

Choir members from Spain's Amics de la Unio Choral Society perform during International Students Choral Festival Beijing 2018 at the National Centre for the Performing Arts in Beijing, capital of China, Oct. 19, 2018. As part of the Beijing International Art Week for Youth, the event was attended by young choir members from nine countries who presented four chorus performances. (Xinhua/Luo Xiaoguang)

Choir members from Perchtoldsdorf, Austria perform during International Students Choral Festival Beijing 2018 at the National Centre for the Performing Arts in Beijing, capital of China, Oct. 19, 2018. As part of the Beijing International Art Week for Youth, the event was attended by young choir members from nine countries who presented four chorus performances. (Xinhua/Luo Xiaoguang)