Beijing, May 27 (IANS) Three students were killed and 21 injured after an under-construction wall of a primary school collapsed in China, Xinhua reported.

The accident took place Wednesday in southwest China’s Guangxi Zhuang autonomous region when a group of students were attending classes in the campus, a local government spokesman said.

The under-construction wall suddenly collapsed, injuring more than 20 pupils, the spokesman said, adding that three of them succumbed to their injuries in hospital.