Patients are less concerned about the tumor itself and the long-term prognosis of its treatment, especially the impact of fertility. This has led to many patients discovering after their tumor treatment is over that their fertility has been significantly reduced or has even become infertile and remorseful …… What do you know about reproductive insurance Reproductive insurance refers to the active preservation of one’s sperm or eggs in a medical facility by freezing them for later reproductive use. At present, since there are still some technical, ethical and legal problems with egg freezing that have yet to be solved, while sperm freezing technology has matured and there are no major ethical or legal problems, reproductive insurance currently focuses on the preservation of a man’s own sperm for self-sperm preservation. Self-preservation refers to the preservation of semen in advance in a human sperm bank for the purpose of reproductive insurance, and then thawing it for use when needed. According to the purpose of autosperm conservation and related regulations, it is applicable to patients and individuals in the following areas: 1. Cancer patients before cancer treatment (chemotherapy or radiotherapy). 2.Before using drugs that have an effect on sperm production. 3.Before performing operations that may affect testicular, prostate or ejaculatory function (such as prostatectomy, colon surgery, retroperitoneal lymph node dissection, etc.) 4.With diseases that can affect the ability to ejaculate (such as multiple arteriosclerosis, diabetes) 5.Before performing male ligation. 6.Before entering a job with reproductive toxicity, including military personnel, professional athletes with risk of testicular injury, exposure to toxins in the surrounding environment such as chemicals, herbicides, pesticides, lead and radiation.