Background:primary hepatic carcinoma( PHC) is the world's most common and one of the most malignant tumors, the incidence of malignant tumors in the top five in the world, second only to mortality in gastric cancer, ranked No. 3. surgery and comprehensive treatment is recognized by the medical profession Surgical approach, surgical methods include open and laparoscopic liver resection .The safety and efficacy of laparoscopic resection small PHC has been recognized, but the safety and efficacy of laparoscopy PHC resection is still a dispute, that with a tumor size of 5～10㎝, the clinical evidence is a C or D grade level from the standard definition of evidence-based medicine literature which has been published , for laparoscopic liver resection versus open liver resection for these hepatocellular carcinoma prospective case-control study has not been reported.