How to cancel Tianyi mobile phone package by SMS?

Send "1000 1" or any undefined content to No. 1000 1, the system returns to SMS, and the first-level main menu of SMS business hall is displayed. Each option in the menu is preceded by a numeric code. Reply to a numeric code to open a lower-level menu or perform a specific function. You can follow the menu prompts to find the last function step by step, and then cancel the business according to the prompts.

2. Send the code directly

As long as you edit a specific code on the mobile phone and send it to the access number 1000 1 of the SMS business hall, you can conveniently realize the service functions such as phone bill inquiry and service cancellation.

3. SMS business hall is a self-service system for mobile phone customers of China Telecom. China Telecom's mobile phone customers can inquire about telephone charges and handle business by sending short messages, and can also inquire about the preferential policies and promotional activities provided by the current telecom.