How to send short messages to inquire about the service opened by telecom mobile phones?

Hello, China Telecom users can edit the SMS code 0000 and send 1000 1 to inquire about the services currently opened on their mobile phone numbers, or they can inquire about the services already handled through the telecom online business hall. These methods are as follows:

1. Open the telecom online business hall and log in your telecom mobile phone number.

2. After logging in, you will jump to the personal center, and then click My Business-Booked Business in the navigation bar on the left to view the business booked by your account.