Cryotherapy Combine Icotinib for Advanced NSCLC Treatment

Inclusion Criteria: * Histological or cytological confirmation of non-small cell lung cancer (NSCLC) in phase 3B/4; * Life expectancy ≥12weeks. * Eastern Cooperative Oncology Group (ECOG) performance status 0-1. * The number of target lesions in whole body ≤ 8 (and the number of lung lesions ≤ 5, the biggest one's diameter≤ 7 cm, the number of liver lesions ≤ three the biggest one's diameter ≤ 5 cm. * Adequate hematological function: hemoglobin ≥90g/L (no blood transfusion in 14 days) Absolute neutrophil count (ANC) ≥1.5 \* 109/L, and Platelet count ≥75 x 10\^9/L. * Adequate renal function: Serum creatinine ≤1.5 \* upper limit of normal(ULN), or Serum creatinine≥ 50 ml/min. Adequate liver function: Total bilirubin ≤ 2 \*ULN and Alanine Aminotransferase (ALT) and Aspartate Aminotransferase (AST)\< 2.5 \* ULN in the absence of liver metastases, or \< 5 \* ULN in case of liver metastases. * Female subjects should not be pregnant. All human subjects should able to comply with the required protocol and follow-up procedures, and able to receive oral medications Written informed consent provided. Exclusion Criteria: * Previous usage of EGFR-TKI or antibody to EGFR: gefitinib, erlotinib, herceptin, erbitux. * Allergic to Icotinib. * Lack of physical integrity of the upper gastrointestinal tract, or malabsorption syndrome, or inability to take oral medication, or have active peptic ulcer disease. * Pregnancy or breast-feeding women. * Any unstable systemic disease (including active infection, uncontrolled hypertension, unstable angina, congestive heart failure, myocardial infarction with in 6 months, serious cardiac arrhythmia requiring medication, hepatic, renal, or metabolic disease).