...a 70-year-old nonsmoking Chinese man, with rare ALK rearrangement form of, namely, a kinesin family member 5B (KIF5B)-ALK (K20:A20) fusion which was identified in tissue by capture-based NGS....Additionally, an ALK L1196M mutation was detected when the disease progressed after 11 months and was indicated to be sensitive to ceritinib....the patient reported in our case achieved a long PFS of 9 months with the administration of ceritinib with ongoing follow-up.