Phone tapping

Users questions:
Experts answer: There are two ways a cell phone is locked to your IMEI, so that your phone is locked eavesdropping. The other is locked to your SIM card number to eavesdropping. Through the technical means to make the phone turned off big when the wireless microphone, generally can not have two number cards to work simultaneously, the same as the telephone and machine, As wireless bureau (Mobile, China Unicom) to lose. I heard that analog phone tapping technology that can be common, relatively simple decoding, but the number of mobile phones is not easy, no expertise and operators do not work after the escape.
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