Abstract: Objective: To study the groin herniorrhappy. Method: Monofilament polypropylene mesh and plug were used in 200 cases of tension-free groin herniorrhaphy. Results: Compared with traditional ones, the tension-free groin herniorrhaphy has the following advantages: ①less postoperative pain and discomfort and foreign body feeling. ②rapid recovery and low complications. ③ Low recurrent rate. ④ simple and quick operation. Conclusion: The tension-free groin herniorrhaphy is worthy of being spread, which is especially fit for the. old and recurrent patients.