evaluate the effect of different oxaliplatin dose in TAI in treating unresectable HCC.

Inclusion Criteria:

• older than 18 years old and younger than 75 years;
• ECOG PS≤1;
• proven hepatocellular carcinoma according patological examination or EASL/AASLD diagnostic criteria;
• not previous treated for tumor;
• unresectable;
• the lab test could meet: neutrophil count≥2.0×109/L; hemoglobin≥100g/L; platelet count≥75×109/L; serum albumin≥35g/L; total bilirubin<2-times upper limit of normal; ALT<3-times upper limit of normal; AST<3-times upper limit of normal; serum creatine<1.5-times upper limit of normal; PT≤upper limit of normal plus 4 seconds; INR≤2.2;
• sign up consent

Exclusion Criteria:

• cannot tolerate TAI or surgery;
• known history of other malignancy;
• be allergic to related drugs;
• underwent organ transplantation before;
• be treated before (interferon included);
• known history of HIV infection;
• known history of drug or alcohol abuse;
• have GI hemorrhage or cardiac/brain vascular events within 30 days;
• pregnancy