A Phase Ⅱ/Ⅲ Study of Rulonilimab Plus Chemotherapy± Bevacizumab for the First-Line Treatment of Persistent, Recurrent or Metastatic Cervical Cancer

"Drug: Rulonilimab Description: iv, 200mg every 3 weeks, for up to 2 years until disease progression, intolerable toxic reactions, or termination of treatment for other reasons.~Drug: Bevacizumab Description: iv, 15mg/kg every 3 weeks, for up to 2 years until disease progression, intolerable toxic reactions, or termination of treatment for other reasons.~Drug: Cisplatin Description: iv, 50mg/m\^2 every 3 weeks, for up to 6 cycles. Drug: Carboplatin Description: iv, AUC 4\~6 every 3 weeks, for up to 6 cycles. Drug: Paclitaxel Description: iv, 175mg/m\^2 every 3 weeks, for up to 6 cycles."

"Drug: placebo Description: iv, every 3 weeks, for up to 2 years until disease progression, intolerable toxic reactions, or termination of treatment for other reasons.~Drug: Bevacizumab Description: iv, 15mg/kg every 3 weeks, for up to 2 years until disease progression, intolerable toxic reactions, or termination of treatment for other reasons.~Drug: Cisplatin Description: iv, 50mg/m\^2 every 3 weeks, for up to 6 cycles. Drug: Carboplatin Description: iv, AUC 4\~6 every 3 weeks, for up to 6 cycles. Drug: Paclitaxel Description: iv, 175mg/m\^2 every 3 weeks, for up to 6 cycles."

cisplatin/carboplatin + paclitaxel ± bevacizumab