Fallopian tube factors and decreased ovarian function are the main causes of female infertility. Decreased ovarian function includes premature ovarian failure, diminished ovarian reserve, premature ovarian insufficiency and poor ovarian response. The main feature of ovarian function decline is the decrease in the number and/or the low quality of ova, manifested as ovulation disorders, infertility and reproductive endocrine disorders. This article summarizes the progress in different evaluation criteria and treatment of decreased ovarian function, hoping to provide reference for future diagnosis and treatment.