KUNMING, Aug. 29 (Xinhua) -- Seventeen students were injured in a stampede in a primary school in Qujing City, southwest China's Yunnan Province, on Tuesday morning.

The accident happened at about 9:50 a.m. when a boy student of Tongquan Primary School, Malong County, suddenly shouted "my shoes fell off into the ditch" in a toilet, sending the rest of the students into panic and running outside, according to the publicity department of Qujing City Committee of the Communist Party of China.

In this process, some pupils fell to the ground, causing a serious stampede.

Most of the injured are students of low grades and two are seriously injured. All the injured students are hospitalized.