Can you find the text messages sent by the address book?

The mobile company can only find the sending record, but can't find the short message content. The mobile company has no record of the content of customers' short messages.

Short Message Service (SMS for short) refers to the text or digital information directly sent or received by users through mobile phones or other telecommunication terminals. The number of characters that users can send and receive SMS at a time is 160 English or numeric characters or 70 Chinese characters.

Extended data

1, 1992 When the world's first short message was successfully sent to a mobile phone through a PC on the GSM network in Wolfgang, England, no one would have thought that this low-cost short message service was originally introduced by telecom operators to solve the high telephone bill.

2. This seemingly naive communication will have such a great impact on people's economic and cultural life and even politics after many years.

3, 1992, the world's first short message was successfully sent to the mobile phone through the computer on the network of Vodafone, England, thus announcing the birth of mobile phone short messages.

4. As for when and where the first short message in China was born, it is unknown, but according to research, the mobile communication network in China had the short message function as early as 1994, but people with mobile phones didn't need it at all.

5. With the increasing popularity of mobile phones, since 1998, China Mobile and China Unicom have successively expanded their short message services on a large scale: in 2000, the number of short messages sent by mobile phones in China exceeded 65,438 billion; 200 1 year reaches18.9 billion; In 2004, this figure soared to 90 billion.

Reference materials? Baidu encyclopedia SMS