Some QQ information that can be modified: location, hometown, occupation, position, education.
Default non-modifiable QQ information: gender, birthday, age, Q age.
The method of modifying QQ information "location & hometown" into blank;
1. First log in to qzone.qq.com's "QQ Space".
2. After logging in, move the mouse to "Pinion Gear" in the upper right corner and click "Modify Data".
3. Find "Current Residence & Hometown" in the basic information, and select "Select Country" to save.