Inclusion Criteria:  Cervical squamous cell carcinoma, adenocarcinoma and adenosquamous carcinoma diagnosed by pathological biopsy; Tumor stage is IB1 (FIGO 2018); No distant metastasis (chest, abdominal and pelvic enhanced CT or positron emission tomography (PET) -CT); 18-70 years old; Eastern Cooperative Oncology Group (ECOG) score ≤ 2 and tolerable for radical hysterectomy and systemic lymph node resection; No obvious dysfunction or chronic disease of heart, liver and kidney, and no history of other malignant tumors; Volunteer to participate in the study and sign the informed consent.  Exclusion Criteria:  Residual cervical cancer; Small cell carcinoma, neuroendocrine carcinoma and other special histological types; Patients who have received radiotherapy or chemotherapy before enrollment; Allergic constitution, allergic to iodine; ICG skin test is positive; Patients considered unsuitable for inclusion by the researchers.