What does Unicom use to send short messages for free?

In general, texting is not free; Users who subscribe to SMS monthly can send more messages with less money, while users who do not subscribe to SMS monthly will be charged a SMS fee of 0. 1 yuan/article. Users who open a one-month SMS package will be charged according to the SMS package fee selected by the user.

Note: Special circumstances

Send text messages for free, and you can participate in some activities of operators, such as upgrading the 4g package and joining the network age upgrade plan. Then, next month, you will receive 50 domestic peer-to-peer text messages, 50 in the first six months, and 300 in the sixth month and beyond.

Scope of application: 4G national package, 4G national package, 4G local package, 4G*** enjoy package, 4G pilot card, 4G campus package.

Handling method: send the corresponding SMS instruction to 100 10 for handling, and introduce the SMS age upgrading scheme: DXWLJS ("SMS age introduction"); Join the short message era upgrade plan: JRDXWL (the pinyin initials of "Join the short message era"); Quit the SMS network age upgrade plan: TCDXWL (the pinyin initials of "Quit SMS network age").