5. Intercurrence with one of the following: coronary artery disease, arrhythmia and heart failure; 6. Urine protein>grade 1; 7. Any factors that influence the usage of oral administration; 8. Patients with a clear tendency of gastrointestinal bleeding; 9. Abnormal coagulation function(INR≥1.5, APTT≥1.5 ULN); 10. Abuse of alcohol or drugs; 11. Less than 4 weeks from the last clinical trial; 12. Prior treatment with antivascular endothelial growth factor or the other anti angiogenesis therapy; 13. Evidence of central nervous system(CNS) metastasis; 14. Disability of serious uncontrolled intercurrence infection.