Phase-2 Dacomitinib Study on Patients With EGFR-Driven Advanced Solid Tumours With Low EGFR-AS1 IncRNA Expr or Other Novel Emerging Biomarkers

All subjects will receive the open-label Dacomitinib as tablets for oral self-administration on a continuous daily basis at a dose of 30 mg for one cycle. For subjects eligible for dose titration after Cycle 1, and after shared patient and investigator decision, these subjects will receive Dacomitinib 45 mg orally on a continuous daily basis.