A 39-year-old woman stormed a kindergarten in China and attacked children, leaving at least 14 injured, with many in critical condition.

The woman, identified only by her surname Liu, attacked the kids at the gate of Xinshiji Kindergarten as they returned from morning exercise with their teacher, police said.

Armed with a kitchen knife, she slashed and stabbed the innocent youngster, some as young as three.

Woman armed with kitchen knife storms kindergarten and slashes 14 children (distressing footage)

The knife attack happened at about 9:30 am on the morning of Friday, October 26, 2018, at the gate of Xinshiji Kindergarten in Banan District of China's southwestern city of Chongqing.

The children were taken to hospital where many were in a serious condition. Some news outlets in China claimed that two of the youngsters had died.

Woman armed with kitchen knife storms kindergarten and slashes 14 children (distressing footage)

Liu was arrested at the scene after being restrained by guards and staff at the kindergarten. She reportedly told police that she was mistreated by the Chinese government, according to local media.

Woman armed with kitchen knife storms kindergarten and slashes 14 children (distressing footage)

Police are currently investigating and no motive has been given for the attack.

Woman armed with kitchen knife storms kindergarten and slashes 14 children (distressing footage)

Watch video of the aftermath below.