According to the law, the latest criteria for sentencing a completed crime of maltreatment are: if the circumstances are flagrant, the offender shall be sentenced to fixed-term imprisonment of not more than two years, criminal detention or public surveillance; If maltreating another person causes serious injury or death to the victim, he shall be sentenced to fixed-term imprisonment of not less than two years but not more than seven years. The perpetrator and the victim constituting the crime are family members. Legal basis: In Article 260 of the Criminal Law of the People's Republic of China, anyone who maltreats a family member, if the circumstances are flagrant, shall be sentenced to fixed-term imprisonment of not more than two years, criminal detention or public surveillance. Whoever commits the crime mentioned in the preceding paragraph and causes serious injury or death to the victim shall be sentenced to fixed-term imprisonment of not less than two years but not more than seven years. The crime mentioned in the first paragraph shall be dealt with only when the victim is told, except where the victim is unable to tell, or is unable to do so because of coercion or intimidation.