Hepatobiliary and pancreatic is the pyramid of general surgery, and the key of hepatobiliary and pancreatic major surgery is the anatomy of the hepatic portals, the liver is more so, the fine anatomy of the various hepatic portals is where the inner strength lies, as for the method of breaking the liver, it is the difference between the jianghu sect, the precise assessment before the operation, the ultrasound localization in the operation are all the key, of course, in addition to the flexible hands, the will of the firm, and the good instruments can be as good as a tiger to add wings.