African mobile

Unhappy customer My phone never have signal and I can not upload airtime the phone is useless to me as the customer care number never pick up the phone .all call back .not even whatup they replay nothing. I have stop my account to go off my bank. As I have stop it the next day I got I call to say my money was not received and 123 they have block my phone They promised to assist me with my phone as soon as I do payment I did payment and no one call me