How to check the long record of SMS communication?

You can only query the movement details within 6 months. The query method is as follows:

1, visit www.10086.cn.

2. Click on my mobile phone for details.

3. Select the detailed list type to query and its query date.

4. Get the verification code of the checked message.

5. After receiving the SMS verification, enter it, click OK, and the query is successful.

6. View the detailed list.