It takes about 10 or even 30 years for liver fibrosis to develop into liver cancer. Most of the liver fibrosis is due to the gradual evolution of hepatitis B virus infection, liver fibrosis does not necessarily develop to the stage of liver cancer, but living and eating habits can not be changed, especially long-term drinking or overeating patients, may be in about 10 years will gradually develop into fibrous cirrhosis, and ultimately develop into the possibility of liver cancer, liver fibrosis will be carried through the entire pathogenesis of liver cancer. To prevent liver cancer, it is necessary to avoid infection with hepatitis B virus, and active treatment should be carried out for factors such as fatty liver and alcoholic liver, which can effectively block liver fibrosis before it develops into liver cancer, and may be beneficial to the prevention of liver cancer.