China Mobile 139, do you charge for SMS and letter reminders?

There is no charge for China Mobile 139 email login and letter reminder SMS reminder. The charging standard is as follows: 139 Email is an email service provided by China Mobile, and users can register, log in and use it for free (except paid email and value-added services). SMS notification and WAP push notification functions are free of charge, and MMS mail arrival notification or MMS receiving mail is charged according to the MMS standard tariff of the local mobile company.

Free version: You can freely choose the receiving methods of "SMS arrival notification", "hands-free SMS" and "MMS arrival notification". For example, customers of the free version need to use SMS (350 words). As SMS is the exclusive right of paid customers, it is not supported in the free version at present, and can only be used after customers upgrade to the paid version. Among them, "SMS arrival notice" and "hands-free SMS" are free, and MMS arrival notice or receiving mail through MMS is charged according to the standard MMS tariff of local mobile company.

Paid version: you can freely choose the receiving methods of SMS arrival notification, hands-free SMS, SMS email and MMS arrival notification. Among them, "SMS arrival notice", "hands-free SMS" and "SMS email" are free, and MMS arrival notice or MMS receiving email is charged according to the standard MMS tariff of the local mobile company. ?

Generally speaking, ordinary "SMS arrival notification", "hands-free SMS" and "SMS email" services are free, while MMS services are charged.