(1) blood routine examination criteria (14 days without blood transfusion): A) hemoglobin≥ 90g / L; B) neutrophil absolute ≥ 1.5 × 109 / L; C) platelet ≥80 × 109 / L (2) biochemical tests to meet the following criteria: A) total bilirubin ≤ 1.5 times the upper limit of normal (ULN); B) alanine aminotransferase and aspartate aminotransferase AST ≤ 2.5ULN, such as liver metastasis, ALT and AST ≤ 5ULN; C) serum creatinine ≤ 1.5ULN or creatinine clearance ≥ 60ml / min; (3) Doppler ultrasound evaluation: left ventricular ejection fraction (LVEF) ≥ normal low (50%).