我国《刑法》第十八条规定，精神病人在不能辨认或者不能控制自己行为的时候造成危害结果的，不负刑事责任。根据这一法律规定，确定精神病人在实施危害社会行为后是否负刑事责任，关键在于他实施危害行为时候的辨认、控制能力是否处于“不能”状态。辨认、控制能力，即辨认自 Article 18 of China’s Criminal Law stipulates that a mentally ill person shall not be criminally responsible for causing harmful results when it can not identify or control his behavior. According to this law, the key to determining whether a mentally ill person commits a criminal offense after committing a detrimental social act lies in the identification of the time when he commits a harmful act and whether the control ability is in an “impossible” state. Identify, control ability, that is identified from