If you can check whether you have subscribed to SP service by SMS, thank you.

Mobile: Send "0000" to 18620 1 to inquire about all customized SMS services. If you want to cancel these services, just edit the short message "00000" and send it to 18620 1 again to cancel all short message services.

Unicom: Send 1 14 to 5 133 on the mobile phone with customized SP to query all customized services of Unicom. Users can send 0000 to 5 133 on the mobile phone that has customized SP, and all services customized by Unicom can be cancelled. Users can send 0000 or 00000 to the access number of the corresponding local SP on the mobile phone with customized SP, so as to cancel all services with customized relationship with the local SP with the access number.