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This is a single-arm, open-label, multi-center Phase II clinical trial intended to observe and evaluate the efficacy and safety of famitinib malate in treating iCCA(Intrahepatic Cholangiocarcinoma ) patients with FGFR2 genetic aberrations who failed first-line therapy.

Inclusion Criteria:

1. Voluntary participation and written informed consent;
2. Aged 18-75 years (inclusive), males and females;
3. Those with histopathologically diagnosed iCCA, who had previously undergone but failed first-line systematic chemotherapy;
4. FGFR2 fusion/rearrangement confirmed by tests conducted in designated central laboratory;
5. At least one measurable lesion that has not been treated locally;
6. ECOG score of 0-1;
7. Expected survival ≥ 12 weeks;

Exclusion Criteria:

1. Presence of multiple factors affecting oral medications;
2. Wounds unhealed over a long period of time, or fractures not completely healed;
3. Known or suspected allergy to investigational drug or any drug related to this trial.
4. Known cases of CNS(Central Nervous System) metastasis;
5. Uncontrolled cardiac diseases or symptoms;
6. Patients with congenital or acquired immunodeficiency (such as HIV positive), or a history of organ transplants;
7. Patients previously treated with FGFR inhibitors (such as erdafitinib)