Diagnosis and treatment of trophoblastic tumors and other malignant tumors of the reproductive organs; comprehensive treatment of drug-resistant and recurrent trophoblastic tumors; surgery and comprehensive treatment of cervical, endometrial and ovarian cancer; diagnosis and treatment of endocrine disorders and endometriosis; minimally invasive laparoscopic surgery for uterine fibroids and ovarian tumors; and minimally invasive interventional diagnosis and treatment.