Inclusion Criteria:  Understand and voluntarily sign informed consent (ICF). Age 18 to 70 (including 18 and 70). Histopathological or clinical diagnosis of high grade relapsed or metastatic serous ovarian cancer (including fallopian tube cancer and peritoneal cancer), endometrial cancer (including endometrial carcinosarcoma) and cervical cancer (squamous cell carcinoma, adenocarcinoma, and adenosquamous carcinoma); received ≤1 line treatment after recurrence. At least one measurable lesion as defined by Response Evaluation Criteria in Solid Tumors (RECIST) v1.1. Eastern Cooperative Oncology Group (ECOG) performance status 0 or  1. 6. Life expectancy >3 months. 7. Women of childbearing potential must agree to use effective contraceptives from signing the informed consent until 180 days after the last dose of study drug. Women of childbearing age include premenopausal women and women within 2 years after menopause. Women of childbearing age must have a negative blood pregnancy test at screening  Exclusion Criteria:  1. Histopathological diagnosis of sarcoma, carcinosarcoma (except endometrial carcinosarcoma). 2. Low-grade serous carcinoma, clear cell carcinoma, and mucinous carcinoma. 3. Symptomatic central nervous system metastases (except those who have been previously treated for brain metastases but have been keeping stable of disease status for 4 weeks prior to screening). 4. Participated in other clinical trials within 4 weeks prior to screening. 5. Received major surgery within 4 weeks prior to screening or expect to proceed a major surgical treatment during the study period. 6. Received systemic chemotherapy, radiotherapy, traditional Chinese medicine with anti tumor indications within 4 weeks prior to screening, or plan to receive therapeutic radiotherapy during the study period. 7. Received live attenuated vaccine within 4 weeks before screening, or plan to receive live attenuated vaccine during screening. 8. Using systemic immunosuppressive drugs currently or used within two weeks before screening with the following exceptions:  Intranasal, inhaled, topical steroid or topical steroid injection (eg, intraarticular), Systemic corticosteroids at physiologic doses not to exceed 10 mg/ day of prednisone or equivalent, OR  Steroids as premedication for hypersensitivity reactions (eg, computed tomography [CT] scan premedication). 9. Suffer from swallowing dysfunction, active gastrointestinal diseases or other diseases or disorders that affect the absorption, distribution, metabolism, and excretion of ATG-008 or ATG 010. 10. Hepatitis B virus (HBV) infection (Hepatitis B surface antigen [HBsAg] positive) or active hepatitis C virus (HCV) infection (HCVRNA positive at screening).  11. Subjects with a history of human immunodeficiency virus (HIV) infection and/or acquired immunodeficiency syndrome. 12. Hypersensitive or known to be allergic to ATG-008, ATG-010 or chemotherapeutic agents or to active or inactive ingredients of drugs with similar chemical structures. 13. Have a history of organ transplantation (eg, liver transplantation or autologous stem cell transplantation). 14. Known as alcohol or drug dependent. 15. Female subjects who are pregnant or lactating. 16. Judgment by the investigator that the subject should not participate in the study by consideration of the complications or other conditions which might affect their adherence to the protocol.