RecruitingPhase 3Drug trialFurmonertinib 160mg as First-line Treatment in Locally Advanced or Metastatic NSCLC With EGFR Classical MutationsTo evaluate the efficacy, safety, recurrence site, recurrence pattern and resistance mechanism of 160mg furmonertinib as first-line therapy in advanced or metastatic non-small cell lung cancer (NSCLC) patients with EGFR classical mutations(19Del or L858R).