僅用于工業應用或科學研究，不可用于人類或動物的臨床診斷或治療，非藥用. Sintilimab （IBI308） is a fully human IgG4 monoclonal antibody that binds to PD-1, thereby blocking the interaction of PD-1 with its ligands （PD-L1 and PL-L2） and consequently helping to restore the endogenous antitumour T-cell response. Sintilimab can be used for the research of classical Hodgkin's lymphoma, non-small cell lung cancer and oesophageal cancer