Here, we reported two metastatic pancreatic cancer patients administrated with Claudin 18.2 (CLDN 18.2) CART therapy after the failure of standard therapy...In case 1, with CLDN 18.2 expression of 2+, 70%, 250 × 106 cells were infused after lymphodepletion....Partial response (PR) was achieved according to RECIST v1.1, with great shrinkage of lung metastasis....The tumor is still under well control until the last follow-up on July 18, 2023.