How does telecom open yellow diamond by SMS?

The method of opening the yellow diamond by sending short messages;

1, open the QQ of telecom mobile phone, enter the yellow diamond function page, and click the open button;

2. When selecting the open mode, click more mode options;

3. Select the mobile phone opening option;

4. Enter the mobile phone number, and then click OK;

5. A prompt message appears on the screen of the mobile phone, and the message can be sent to the designated number according to the prompt;

6. The mobile phone can use the yellow diamond function after receiving the short message indicating that the yellow diamond service has been opened.