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SCMP Reporter

Previous cases of school violence on the mainland:

April 30, 2004: A man with mental problems hacked 15 primary school children in Dangchang, Gansu province

August 4, 2004: Two children and a teacher were killed in a kindergarten attack in Beijing, while 14 were wounded

September 11, 2004: 28 kindergarten pupils were slashed by a farmer  in Suzhou , Jiangsu

September 20, 2004: A bus driver stabbed and wounded 24 primary school children in Lu county, Shandong

December 3, 2004: A man hacked 12 primary school children with a kitchen knife in Panshi , Jilin



Painful lessons