Summary of case history ,The patient has delayed menstruation for more than 10 years and had not been pregnant for nearly 5 years without contraception. BMI: 19.2. Married, has not been pregnant. With Job pressure, low mood, irritable, She used to take Diane-35 to regulate menstruation, but had a misrecurrence after withdrawal. In 2020, she received ovulation induction therapy in another hospital, but failed. Fatigue and drowsiness, obvious in afternoon, multiple acne on the back, nameen, sticky stool, yellow urine, pale red tongue with thin white moss, thin string of pulse.The patient has not been pregnant for nearly 5 years without contraception, and treatment of menstruation regulation and ovulation promotion by western medicine showed no effect. After only 3 months of treatment by TCM syndrome differentiation, she successfully got pregnant, which reflects the clinical efficacy of TCM in treating infertility caused by polycystic ovary syndrome.,TCM diagnosis ,Late menstruation (kidney deficiency and liver depression); Infertiliby.,Western medicine diagnosis ,Polycystic ovary syndrome; Infertility.,Therapeutic methods ,Tonifying kidney and relieving liver, treatment according to stage.,Clinical outcomes ,After 3 months of Chinese medicine conditioning, the patient got pregnant.