According to China's relevant laws and regulations, a qualified plastic surgeon must have a doctor's qualification certificate, a doctor's practice certificate and a medical beauty doctor's professional qualification certificate. Among them, the registered major of the doctor's practice certificate should be "medical beauty" (or "plastic surgery"), and the doctor's practice certificate of "medical beauty" (or "plastic surgery") has been obtained for 6 years, and the professional qualification certificate of the attending physician of medical beauty can be obtained by taking the examination of the provincial health department. According to Article 336 of the Criminal Law, the crime of illegal medical practice refers to the serious behavior of people who engage in medical activities without obtaining the qualification of a doctor. There are many disputes about the understanding and determination of this crime in judicial practice. If the circumstances are serious, he shall be sentenced to fixed-term imprisonment of not more than three years, criminal detention or public surveillance, and shall also or only be fined; Those who seriously damage the health of patients shall be sentenced to fixed-term imprisonment of not less than three years but not more than ten years and fined; Whoever causes death shall be sentenced to fixed-term imprisonment of not less than 10 years and fined.