RecruitingPhase 2Biological interventionAK104 in Combination With AK112 Plus Chemotherapy(SOX/XELOX) as First-line Treatment for Advanced G/GEJ CancerThe goal of this study is to evaluate the safety, tolerability, pharmacokinetics (PK), immunogenicity, and anti-tumor activities of cadonilimab in combination with Ivonescimab plus chemotherapy as first-line therapy in adult subjects with HER2 negative、advanced or metastatic gastric (G) or gastroesophageal junction (GEJ) cancer.