Is the phone bill of China Mobile 139 mailbox free?

Yes, according to the query of China Mobile Communication official website, in order to better facilitate users to understand the monthly telephone bill consumption, clearly understand the consumption, upgrade the mobile service in an all-round way, and give away the electronic telephone bill service for free. At regular intervals every month, the electronic telephone bill will be sent to users through the mailbox of 139, and there will be SMS or WAPPUSH reminders.