MTN RIPPING CUSTOMERS OFF

HOW IS IT POSSIBLE THAT A SIM IS NOT ACTIVE AND IT IS INCURRING CHARGES

i HAVE LOGGED A CALL SINCE 19/12/17 WE ARE GOING TO THE 2ND MONTH AND STILL THE QUERY IS NOT RESOLVED , EILEEN VAN WYK ,SENZO MTHETHWA,TLALANE MOLETSANE ARE NOT ANSWERING MY MAILS TO PROVIDE ANY UPDATE

MY ADDRESS WAS ALSO CHANGED WITHOUT MY PERMISSION ,THERE IS A HUGE ***** GOING ON IN MY ACCOUNT AND MTN IS NOT WILLING TO ASSIST NOR PROVIDE FEEDBACK