How does Unicom open QQ Blue Diamond?

The way to use Unicom's mobile phone bill to open Tencent Blue Diamond is as follows: 1. Click on the avatar on the computer QQ to enter the "My Information" page; 2. Find the icon of Tencent Blue Diamond in the small icon in my profile, and click to enter the blue diamond recharge page; 3. Click "More Ways"-"Mobile Phone" on the recharge page; 4. After entering the mobile phone number in the new page, click "Next" and then follow the corresponding prompts.