A stampede at a primary school in central China has left two children dead and 20 injured, state media said.

据官方媒体报道，发生在中国中部一所小学的踩踏事件已经造成两个孩子死亡，二十个孩子受伤。

It happened at the Number Three Experimental Primary School in Puyang county in Henan province last Wednesday morning.

这起事故于上周三早间发生在河南省濮阳县第三实验小学。

Xinhua news agency said students were crowded into a toilet during the morning break when others began pushing their way in.

新华社报道称，学生们在早间休息期间集中去上厕所，随后便发生了拥挤踩踏。

All the injured have been taken to hospital, where some are reported to be in a serious condition.

所有伤者已经被送往了医院，据报道称，一些学生情况严重。

Puyang county's government told the Associated Press the incident was under investigation¹, but declined to provide further details.

濮阳县政府在接受美联社采访时表示，此次事件正在调查当中，但拒绝透露更多细节。

Similar deadly incidents have happened before. Six children died and 25 were injured in a stampede on a school staircase in South West China in 2014.

此前也发生过类似的致死事件。2014年中国西南部一所学校的楼梯踩踏事件，共造成六个孩子死亡，二十五个孩子受伤。