Endometrial hyperplasia includes endometrial simple hyperplasia, complex hyperplasia and endometrial atypical hyperplasia. Endometrial simple hyperplasia is relatively simple to treat with progesterone supplementation, usually given as a second-half therapy with either progesterone or dextroprogesterone, which can be discontinued after three months. Complex hyperplasia of the endometrium should be treated with a high dose of high-efficiency medroxyprogesterone acetate, which transforms the endometrium after three consecutive months of oral administration, and diagnostic scraping should be done to review the pathology. And endometrial atypical hyperplasia belongs to endometrial precancerous lesions, if there is no childbearing requirements, older, can be removed from the uterus; if there is a childbearing requirements, to be given high-dose treatment with high-potency medroxyprogesterone acetate, six months after the review of the pathology, and if there is an improvement can be prepared for pregnancy.