Original link: https://www.munue.com/339.html
Now many services are prepaid, such as mobile phone communication, you need to have a certain amount of funds in your account before you can use it. Everyone must have encountered the situation of being shut down due to overdraft of phone bills. I wondered why it was so quiet today, there was no phone ringing, but only when the leader ran over angrily and asked loudly, he realized that the phone was off. So some people have opened the “never downtime” service, after binding the bank account…
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