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 Physician's Practice Certificate should be "Medical Beauty" (or "Plastic Surgery"), and the registered doctor's practice certificate of "Medical Beauty" (or "Plastic Surgery") has been over 6 years, and has obtained the professional title of plastic surgery attending surgeon or above, and participated in the examination of the Provincial Health Department.