Clinical Study of CVL006 Injection in Advanced Solid Tumors

Age: 18~75 years old (including both ends), gender not limited;

Dose escalation and dose expansion stage: For patients with advanced malignant solid tumors confirmed by histology or cytology, if standard treatment has failed, or if there is no standard treatment plan, or if standard treatment is not applicable at this stage;

All subjects are required to provide tumor tissue samples for PD-L1 testing: tumor tissue samples should preferably be newly obtained. For subjects who cannot provide newly obtained tissue, they can provide tumor tissue samples archived within 3 years before the first study treatment. The sample type should be neutral formalin fixed, paraffin embedded [FFPE] tissue blocks or at least 6 unstained tumor tissue sections; If there are less than 6 pieces, it is necessary to consult with the sponsor and obtain their agreement before being allowed to be included in the group;

ECOG performance status (PS) score 0-1 points;