*The tumor is mainly located in the left inner lobe, and there are scattered tumor nodules in the left outer lobe *Surgical resection 1, the tumor is mainly located in the left half of the liver 2, the middle hepatic vein is invaded 3, the right anterior lobe is not excluded from the tumor invasion 4, the surgical method is left trilobar resection Intraoperative tumor extent can be seen Consistent with the preoperative analysis; there were tumor nodules in the right anterior lobe, the tumor was mainly located in the left inner lobe.