1. The patient’s account of the psychological aspects of his or her gender reassignment, or a transcript of the answers to some questions. The main questions are: (1) When did the patient start to be dissatisfied with his or her gender and to what extent? Were there any self-harm or suicidal thoughts and behaviors? (2) What is the most important part of your reproductive and sexual organs that you want to change in order? (3) What kind of post-surgical requirements do you want to achieve, referring to the body parts? (4) Have lived and worked in the role of the opposite sex? How does it feel? , Hong Zhijian, Department of Burns and Plastic Surgery, Nanjing Military General Hospital. (5), previous study and work experience, what is the current occupation and life status? (6), have had or now have a sexual partner, the way of sexual life, frequency and satisfaction? How do you and each other feel about each other? (7) What are the attitudes, perceptions and expectations of your sexual partners towards sex reassignment surgery? (8): Talk about your awareness and attitude towards the risks and possible complications of the surgery. (9) Have you taken hormone therapy and when did you start? What are the changes in your body after taking it? (10) What is the total cost of sex reassignment surgery that you can afford? 2. Diagnosis certificate from psychologist and psychiatrist (excluding schizophrenia, homosexuality, transvestism, etc.). 3. Consent for surgery from immediate family or guardian. Show the ID card, household register, proof of mutual relationship, etc. of yourself and your immediate family members. 4. A certificate of no crime from the local public security authorities and a verbal commitment to change the gender of your identity after the sex reassignment surgery is completed.