A Multi-center, Open-label, Phase IIIb Confirmatory Clinical Trial to Evaluate the Efficacy, Safety and Tolerability of Savolitinib in Treating Locally Advanced or Metastatic NSCLC Patients With MET Exon 14mutations

Patients meeting the study inclusion criteria will receive Savolitinib \[Savolitinib 600 mg, po, once per day (QD) continuously in patients with baseline weight ≥50 kg, and Savolitinib 400 mg, po, QD in patients with baseline weight \<50 kg\] in 21 day treatment cycle, until disease progression, death, intolerable toxicity or other termination criteria as specified in the protocol, whichever occurs earliest. Or patient will receive Savolitinib \[Savolitinib 300 mg, po, twice per day (BID) continuously in patients with baseline weight ≥50 kg, and Savolitinib 200 mg, po, BID in patients with baseline weight \<50 kg\] in 21 day treatment cycle, until disease progression, death, intolerable toxicity or other termination criteria as specified in the protocol, whichever occurs earliest.