How to convict someone with a knife and disfigure them?

Injure and disfigure each other with a knife, suspected of intentional injury. If a person is seriously injured, the statutory punishment is: fixed-term imprisonment of not less than three years but not more than ten years; Whoever causes death or serious injury by particularly cruel means and causes serious disability shall be sentenced to fixed-term imprisonment of not less than 10 years, life imprisonment or death.

Legal basis: People's Republic of China (PRC) Criminal Law.

Article 234 Whoever intentionally harms another person's body shall be sentenced to fixed-term imprisonment of not more than three years, criminal detention or public surveillance.

Whoever commits the crime mentioned in the preceding paragraph and causes serious injuries shall be sentenced to fixed-term imprisonment of not less than three years but not more than ten years; Whoever causes death or serious disability by particularly cruel means shall be sentenced to fixed-term imprisonment of not less than 10 years, life imprisonment or death.