As a traditional male sterilization method, vasectomy has the advantages of being simple, safe, effective and economical, and is now widely accepted as a long-lasting male sterilization method. However, in China, people still have ethical concerns about male contraception, and because of the irreversibility of vasectomy, people still prefer female contraceptive methods. However, when comparing the various contraceptive methods, vasectomy is the most cost-effective.