Akeso, Inc....announced that its PD-1/CTLA-4 bi-specific antibody (Cadonilimab injection, AK104) has received marketing approval from the National Medical Products Administration (NMPA) of China, for the treatment of relapsed or metastatic cervical cancer (R/M CC) patients who progressed on or after platinum-based chemotherapy....The approval by NMPA is based on the positive results across a pivotal Phase II clinical study on Cadonilimab for treatment of R/M CC patients who progressed on or after platinum-based chemotherapy.