What SMS does Telecom Tianyi mobile phone send to get the service password?

Telecom Tianyi mobile phone cannot obtain the service password by sending SMS, so the following methods can be used:

(1) Log in to the telecom online business hall, click Forgot Password in the login interface, and then enter the ID number and mobile phone verification code to modify the password as required.

(2) Bring your personal ID card to the business hall for password modification.

Service password is the identification password of China Telecom customers, which consists of a set of 6 digits (each digit can be any one of 0-9). When customers access the network, they can set it by themselves or provide it through a password card. With the service password, customers can obtain corresponding services or products through various channels of China Telecom. The act of passing the service password authentication is regarded as the act authorized by the customer himself.