Purpose: Lung cancer is one of the most common malignacies in China, and approximately 80%~85% is non-small-cell lung cancer (NSCLC). Multidisciplinary therapy are the major therapeutic methods for the patients with early-stage disease, but most of patients are diagnosed with advanced or metastatic disease at the time of initial diagnosis.Even among patients with early-stage disease, most will develop recurrence or metastasis . Patients with advanced or metastatic disease will require systemic chemo...