Laparoscopic or Abdominal Radical Hysterectomy for Cervical Cancer(Stage IB1,IB2,IIA1)

Inclusion Criteria: 1. Clinical diagnosis of squamous carcinoma of the cervix, adenocarcinoma, squamous adenocarcinoma (Stage IB1,IB2,IIA1). 2. Age ≥ 21 years and ≤ 70 years. 3. Surgery type B and C (refer to Q-M surgical staging) 4. Normal range of liver and kidney function and blood count (specific details below) Hemoglobin \> 60g/L Platelets \> 70\*109/L Leukocytes \> 3\*109/L Creatinine \< 50mg/dL Transaminase abnormal indicators ≤ 3 Maximum value of transaminases not exceeding 3 times the corresponding normal value. 5. No history of other malignancies. 6. Non-pregnancy. 7. Physical strength classification: Karnofsky score ≥ 60; 8. Subjects voluntarily joined the study, signed the informed consent form, were compliant and cooperated with the follow-up. 9. No psychiatric disorders and other serious immune system disorders (e.g. lupus erythematosus, myasthenia gravis, HIV infection, etc.) (Note: Maximum diameter measurement of cervical lesions is based on PET-CT, or CT, or MRI) Exclusion Criteria: 1. Those who are contraindicated for various surgeries and cannot undergo surgery. 2. Patients who have received pelvic/abdominal radiotherapy irradiation or neoadjuvant chemotherapy for cervical cancer. 3. Patients with recurrent cervical cancer 4. Patients with CT, MRI or PET-CT suggesting suspicious metastasis of pelvic lymph nodes with maximum diameter \>2cm after further improvement of preoperative examination.