People were not required to show and have their identities registered when they bought a sim card before. Except some sim cards designated for particular people, you could get almost what you wish — no matter what kind of sim card and how many cards you want. All seemed so simple and convenient.Obviously, the easy access to sim cards has its drawbacks. The most annoying one is the rampant spread of spam messages, telephone harassment and fraud. The reason: a mobile phone number that gives no useful information makes it difficult to chase the anonymous caller or sender. Besides, many users tend to discard cards at random and that causes waste of resources.When people are asked for their ID in the purchase of sim cards, however, the problems mentioned above will be solved easily. Since sim cards can be used to identify users, people will feel trapped when they intend to send spam messages or commit telephone frauds. And the fact that their sim cards contain confidential information concerning their personal interests makes people think twice before throwing them away.
From the date, China formally implement real-name registration system consumers to buy a mobile phone, must hold a certificate to deal with life, the old cell phone users to submit personal information in three years recently, you class to real-name system is discussed, the advantages and disadvantages of the discussion results are as follows: the boycott and reduce through mobile phones: the criminal activity constraints and tube. .