Laparoscopic hernia tension-free hernia repair is a surgical method to treat hernia by using artificial polymer material mesh to repair the abdominal muscles without tension. Laparoscopic hernia tension-free repair has the advantages of fast postoperative recovery, low pain and low recurrence, etc. There are three kinds of tension-free hernia repair commonly used in clinical practice: the first one is flat sheet tension-free hernia repair; the second one is hernia ring-filling tension-free hernia repair, and the third one is the huge mesh reinforced visceral sac surgery. Laparoscopic tension-free hernia repair is mainly indicated for inguinal, straight and femoral hernias in adults, and even more so for bilateral hernias, recurrent hernias after open surgery, and incarcerated hernia types. Although tension-free hernia repair has many advantages, the artificial polymer repair material is a foreign body to the normal human body, there is a risk of rejection, may also be complicated by infection, the clinical should be based on the condition, choose the appropriate surgical method.