Legal analysis: nasal bone fracture is a minor injury, and the punishment standard is public security detention or fine. In the old classification standard, nasal bone fracture belongs to minor injury, and the sentencing standard is fixed-term imprisonment of not more than three years, criminal detention or public surveillance. Therefore, it can be seen that the nasal bone fracture is not a minor injury, but a minor injury, and the punishment standard is public security detention or fine.

Legal basis: Article 43 of the Law of People's Republic of China (PRC) on Public Security Administration Punishment stipulates that those who beat others or intentionally hurt others' bodies shall be detained for more than five days and less than ten days, and fined for more than 200 yuan and less than 500 yuan; If the circumstances are minor, they shall be detained for not more than five days or fined not more than five hundred yuan. Under any of the following circumstances, he shall be detained for not less than 10 days but not more than 15 days, and shall be fined not less than 500 yuan but not more than 1,000 yuan: (1) beating or injuring others in a gang; (2) Beating or injuring a disabled person, a pregnant woman, a person under the age of 14 or a person over the age of 60. (3) Beating or injuring others for many times or beating or injuring more than one person at a time.