TACE Plus PD-1 Antibody vs TACE Alone for Unresectable HCC

Inclusion Criteria: * KPS≥70; * The diagnosis of HCC was based on the diagnostic criteria for HCC used by the European Association for the Study of the Liver (EASL), simultaneously staged as BCLC A or BCLC B based on Barcelona Clinic Liver Cancer staging system. * Patients must have at least one tumor lesion that can be accurately measured; * Diagnosed as unresectable with consensus by the panel of liver surgery experts; * Re commanded treated by TACE with consensus by the panel of liver MDT; * No past history of TACE, chemotherapy or molecule-targeted treatment; * No Cirrhosis or cirrhotic status of Child-Pugh class A only * Meet the following laboratory parameters:(a) Platelet count ≥ 75,000/μL; (b)Hemoglobin ≥ 8.5 g/dL;(c) Total bilirubin ≤ 30mmol/L;(d) Serum albumin ≥ 32 g/L;(e) ASL and AST ≤ 6 x upper limit of normal;(f) Serum creatinine ≤ 1.5 x upper limit of normal;(g) INR \> 2.3 or PT/APTT within normal limits; (h) Absolute neutrophil count (ANC) \>1,500/mm3; * Ability to understand the protocol and to agree to and sign a written informed consent document. Exclusion Criteria: * Patients with clinically significant gastrointestinal bleeding within 30 days prior to study entry. * Known of serious heart disease which can nor endure the treatment such as cardiac ventricular arrhythmias requiring anti-arrhythmic therapy * Evidence of hepatic decompensation including ascites, gastrointestinal bleeding or hepatic encephalopathy * Known history of HIV * History of organ allograft * Known or suspected allergy to the investigational agents or any agent given in association with this trial. * Evidence of bleeding diathesis. * Any other hemorrhage/bleeding event \> CTCAE Grade 3 within 4 weeks of first dose of study drug * Serious non-healing wound, ulcer, or bone fracture * Known central nervous system tumors including metastatic brain disease * Poor compliance that can not comply with the course of treatment and follow up.