As we know, Zero1 runs as a MVNO using Singtel as the backend. Some users are wondering if the billing system is being hacked ? Customers are calling Singtel and were put on long waiting queue.
This is the second time in a row Zero1 has messed up with it’s billing. Many customers were billed twice the outstanding amount for Apr in it’s May bill.
Will this shake your confidence with MVNO ? Comment below.